Seiko Prospex Sea
Finding alternatives to

Seiko Prospex Sea

Ref. hbc001j1

109 watches that match on case size, movement family, and price band. Sorted by how close the match is.

Case
42mm
Movement
Automatic
Category
Diver
Microbrand picks· 104

Independent makers covering the same brief — usually with something the mainstream brands don't.

Baltic Aquascaphe Titanium — alternative to Seiko Prospex Sea
Baltic
Aquascaphe Titanium
41mm · Automatic$788
Pro diver · Automatic
Borealis Watch Co. Caloura 300m — alternative to Seiko Prospex Sea
Borealis Watch Co.
Caloura 300m
42mm · Automatic$275
Pro diver · Automatic
Borealis Watch Co. Estoril 300 GMT — alternative to Seiko Prospex Sea
Borealis Watch Co.
Estoril 300 GMT
41.50mm · Automatic$600
Pro diver · Automatic
Borealis Watch Co. Jamanta — alternative to Seiko Prospex Sea
Borealis Watch Co.
Jamanta
42.50mm · Automatic$415
Pro diver · Automatic
Borealis Watch Co. Sea Storm MK2 — alternative to Seiko Prospex Sea
Borealis Watch Co.
Sea Storm MK2
41.50mm · Automatic$475
Pro diver · Automatic
Phoibos Wave Master — alternative to Seiko Prospex Sea
Phoibos
Wave Master
42mm · Automatic$309
Pro diver · Automatic
CWC 1980 RN Divers Automatic Re-Issue Watch — alternative to Seiko Prospex Sea
CWC
1980 RN Divers Automatic Re-Issue Watch
41mm · Automatic$2,458
Pro diver · Automatic
CWC Arctic Radar Automatic Diver Watch — alternative to Seiko Prospex Sea
CWC
Arctic Radar Automatic Diver Watch
41mm · Automatic$1,333
Pro diver · Automatic
CWC Automatic Divers Watch Mk.2 Black — alternative to Seiko Prospex Sea
CWC
Automatic Divers Watch Mk.2 Black
41mm · Automatic$1,249
Pro diver · Automatic
CWC Automatic Divers Watch Mk.2 Black with Date — alternative to Seiko Prospex Sea
CWC
Automatic Divers Watch Mk.2 Black with Date
41mm · Automatic$1,249
Pro diver · Automatic
Marloe Watch Company Morar 310 — alternative to Seiko Prospex Sea
Marloe Watch Company
Morar 310
42mm · Automatic$697
Pro diver · Automatic
Geckota Satin Reef Green — alternative to Seiko Prospex Sea
Geckota
Satin Reef Green
42mm · Automatic$349
Pro diver · Automatic
Phoibos Apollo Titanium — alternative to Seiko Prospex Sea
Phoibos
Apollo Titanium
41mm · Automatic$575
Pro diver · Automatic
Spinnaker TIGER EYE — alternative to Seiko Prospex Sea
Spinnaker
TIGER EYE
42mm · Automatic$520
Pro diver · Automatic
Venezianico Nereide Bronzo — alternative to Seiko Prospex Sea
Venezianico
Nereide Bronzo
42mm · Automatic$1,250
Pro diver · Automatic
Venezianico Nereide Titanio — alternative to Seiko Prospex Sea
Venezianico
Nereide Titanio
42mm · Automatic$1,250
Pro diver · Automatic
Astor + Banks Tobacco — alternative to Seiko Prospex Sea
Astor + Banks
Tobacco
40mm · Automatic$1,149
Pro diver · Automatic
Formex Reef 42 mm — alternative to Seiko Prospex Sea
Formex
Reef 42 mm
42mm · Automatic$2,414
Pro diver · Automatic
HELM Khuraburi — alternative to Seiko Prospex Sea
HELM
Khuraburi
42mm · Automatic$310
Pro diver · Automatic
Phoibos Great Wall — alternative to Seiko Prospex Sea
Phoibos
Great Wall
42mm · Automatic$465
Pro diver · Automatic
HELM Vanuatu — alternative to Seiko Prospex Sea
HELM
Vanuatu
42mm · Automatic$285
Pro diver · Automatic
Phoibos Depth Hunter — alternative to Seiko Prospex Sea
Phoibos
Depth Hunter
40mm · Automatic$470
Pro diver · Automatic
Fortis Amber Orange — alternative to Seiko Prospex Sea
Fortis
Amber Orange
40mm · Automatic$3,520
Pro diver · Automatic
Fortis Amber Orange — alternative to Seiko Prospex Sea
Fortis
Amber Orange
44mm · Automatic$5,120
Pro diver · Automatic
Fortis Black Resin — alternative to Seiko Prospex Sea
Fortis
Black Resin
44mm · Automatic$5,450
Pro diver · Automatic
HELM Khuraburi Titanium — alternative to Seiko Prospex Sea
HELM
Khuraburi Titanium
42mm · Automatic$375
Pro diver · Automatic
Spinnaker Flying Dutchman — alternative to Seiko Prospex Sea
Spinnaker
Flying Dutchman
43mm · Automatic$445
Pro diver · Automatic
Spinnaker Alligator Green — alternative to Seiko Prospex Sea
Spinnaker
Alligator Green
42mm · Automatic$375
Pro diver · Automatic
Spinnaker White Frost — alternative to Seiko Prospex Sea
Spinnaker
White Frost
43mm · Automatic$550
Pro diver · Automatic
Sternglas Marus — alternative to Seiko Prospex Sea
Sternglas
Marus
42mm · Automatic$485
Tool diver · Automatic
Sternglas Marus 2.0 — alternative to Seiko Prospex Sea
Sternglas
Marus 2.0
41mm · Automatic$593
Tool diver · Automatic
Sternglas Merion — alternative to Seiko Prospex Sea
Sternglas
Merion
41mm · Automatic$701
Tool diver · Automatic
HELM Vanuatu Titanium — alternative to Seiko Prospex Sea
HELM
Vanuatu Titanium
42mm · Automatic$350
Pro diver · Automatic
Nodus Sector Deep — alternative to Seiko Prospex Sea
Nodus
Sector Deep
38mm · Automatic$650
Pro diver · Automatic
Nodus Sector Deep - DLC Destro — alternative to Seiko Prospex Sea
Nodus
Sector Deep - DLC Destro
38mm · Automatic$700
Pro diver · Automatic
Nodus Sector Deep Pioneer — alternative to Seiko Prospex Sea
Nodus
Sector Deep Pioneer
38mm · Automatic$675
Pro diver · Automatic
Marloe Watch Company Sceptre — alternative to Seiko Prospex Sea
Marloe Watch Company
Sceptre
42mm · Automatic$507
Tool diver · Automatic
Marloe Watch Company Sceptre S2 — alternative to Seiko Prospex Sea
Marloe Watch Company
Sceptre S2
42mm · Automatic$507
Tool diver · Automatic
Venezianico Nereide Ametista — alternative to Seiko Prospex Sea
Venezianico
Nereide Ametista
42mm · Automatic$1,250
Tool diver · Automatic
Venezianico Nereide Aureo 42 — alternative to Seiko Prospex Sea
Venezianico
Nereide Aureo 42
42mm · Automatic$1,495
Tool diver · Automatic
Zelos DLC - Blue Meteorite — alternative to Seiko Prospex Sea
Zelos
DLC - Blue Meteorite
43mm · Automatic$599
Pro diver · Automatic
Monta Blue / Aluminum — alternative to Seiko Prospex Sea
Monta
Blue / Aluminum
40mm · Automatic$2,550
Pro diver · Automatic
Yema Steel — alternative to Seiko Prospex Sea
Yema
Steel
43mm · Automatic$13,000
Pro diver · Automatic
Zelos Hammered Grey — alternative to Seiko Prospex Sea
Zelos
Hammered Grey
44mm · Automatic$549
Pro diver · Automatic
Formex Reef 39.5 mm — alternative to Seiko Prospex Sea
Formex
Reef 39.5 mm
39.5mm · Automatic$2,230
Pro diver · Automatic
Islander Islander Automatic Dive Watch with Bracelet, Double-Domed AR Sapphire Crystal, and Embossed Ceramic Bezel Insert #ISL-18 — alternative to Seiko Prospex Sea
Islander
Islander Automatic Dive Watch with Bracelet, Double-Domed AR Sapphire Crystal, and Embossed Ceramic Bezel Insert #ISL-18
43mm · Automatic$429
Tool diver · Automatic
Islander Islander Automatic GMT Dive Watch with Blue Waffle Dial #ISL-214 — alternative to Seiko Prospex Sea
Islander
Islander Automatic GMT Dive Watch with Blue Waffle Dial #ISL-214
42mm · Automatic$499
Tool diver · Automatic
Islander Islander Black Dial Automatic Dive Watch with DLC Case and Bracelet, AR Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-34 — alternative to Seiko Prospex Sea
Islander
Islander Black Dial Automatic Dive Watch with DLC Case and Bracelet, AR Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-34
43mm · Automatic$469
Tool diver · Automatic
Islander Islander Ice Blue Waffle Dial Automatic Dive Watch with AR DD Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-67 — alternative to Seiko Prospex Sea
Islander
Islander Ice Blue Waffle Dial Automatic Dive Watch with AR DD Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-67
42mm · Automatic$429
Tool diver · Automatic
Lum-Tec Marine 9 — alternative to Seiko Prospex Sea
Lum-Tec
Marine 9
39mm · Automatic$463
Pro diver · Automatic
Zelos Diver - Flare — alternative to Seiko Prospex Sea
Zelos
Diver - Flare
40mm · Automatic$529
Pro diver · Automatic
Dryden Steel 12 Hour 41mm — alternative to Seiko Prospex Sea
Dryden
Steel 12 Hour 41mm
41mm · Automatic$650
Tool diver · Automatic
Geckota Amber Bezel — alternative to Seiko Prospex Sea
Geckota
Amber Bezel
40mm · Automatic$349
Tool diver · Automatic
Yema Titanium — alternative to Seiko Prospex Sea
Yema
Titanium
43mm · Automatic$13,000
Pro diver · Automatic
Zelos Ti - Red Tiger's Eye — alternative to Seiko Prospex Sea
Zelos
Ti - Red Tiger's Eye
44mm · Automatic$899
Pro diver · Automatic
Baltic Aquascaphe Classic — alternative to Seiko Prospex Sea
Baltic
Aquascaphe Classic
39mm · Automatic$648
Tool diver · Automatic
Yema 39.5mm Automatic — alternative to Seiko Prospex Sea
Yema
39.5mm Automatic
39.5mm · Automatic$1,777
Pro diver · Automatic
Baltic Aquascaphe Bronze — alternative to Seiko Prospex Sea
Baltic
Aquascaphe Bronze
39mm · Automatic$697
Tool diver · Automatic
Hemel Gallant USAF Edition — alternative to Seiko Prospex Sea
Hemel
Gallant USAF Edition
40mm · Automatic$300
Tool diver · Automatic
Henry Archer Sylva — alternative to Seiko Prospex Sea
Henry Archer
Sylva
40mm · Automatic$4,999
Tool diver · Automatic
Henry Archer Icewake — alternative to Seiko Prospex Sea
Henry Archer
Icewake
40mm · Automatic$4,999
Tool diver · Automatic
Henry Archer Yacht Blue — alternative to Seiko Prospex Sea
Henry Archer
Yacht Blue
42mm · Automatic$3,299
Tool diver · Automatic
Henry Archer Polar White 40mm — alternative to Seiko Prospex Sea
Henry Archer
Polar White 40mm
40mm · Automatic$4,999
Tool diver · Automatic
KUOE SOMBRERO 90-011 — alternative to Seiko Prospex Sea
KUOE
SOMBRERO 90-011
38mm · Automatic$980
Tool diver · Automatic
Oblvlo DM Skeleton Dive — alternative to Seiko Prospex Sea
Oblvlo
DM Skeleton Dive
40mm · Automatic$194
Tool diver · Automatic
Vaer Black — alternative to Seiko Prospex Sea
Vaer
Black
39mm · Automatic$679
Tool diver · Automatic
Vaer Standard — alternative to Seiko Prospex Sea
Vaer
Standard
39mm · Automatic$699
Tool diver · Automatic
Wolbrook Black "Tropic" Rubber Strap 40mm — alternative to Seiko Prospex Sea
Wolbrook
Black "Tropic" Rubber Strap 40mm
40mm · Automatic$579
Tool diver · Automatic
Wolbrook Black "Tropic" Rubber Strap — alternative to Seiko Prospex Sea
Wolbrook
Black "Tropic" Rubber Strap
40mm · Automatic$539
Tool diver · Automatic
Baltic Aquascaphe Dual-Crown — alternative to Seiko Prospex Sea
Baltic
Aquascaphe Dual-Crown
39mm · Automatic$724
Tool diver · Automatic
Yema Gilt Black — alternative to Seiko Prospex Sea
Yema
Gilt Black
39mm · Automatic$1,699
Pro diver · Automatic
Dan Henry Orange — alternative to Seiko Prospex Sea
Dan Henry
Orange
40mm · Automatic$310
Tool diver · Automatic
Farer AQUA COMPRESSOR TITANIUM SERIES III — alternative to Seiko Prospex Sea
Farer
AQUA COMPRESSOR TITANIUM SERIES III
41.5mm · $1,350
Pro diver · Same size
Halios Sunburst Blue — alternative to Seiko Prospex Sea
Halios
Sunburst Blue
40mm · Automatic$765
Tool diver · Automatic
Helgray Poseidon Diver (Automatic) — alternative to Seiko Prospex Sea
Helgray
Poseidon Diver (Automatic)
40mm · $249
Pro diver · Similar size
Monta Black — alternative to Seiko Prospex Sea
Monta
Black
40mm · Automatic$1,850
Tool diver · Automatic
William Wood Standard — alternative to Seiko Prospex Sea
William Wood
Standard
41mm · Automatic$1,495
Automatic · Same size
Galo Super200 — alternative to Seiko Prospex Sea
Galo
Super200
39mm · Automatic$488
Tool diver · Automatic
Galo Super200 Dark Edition — alternative to Seiko Prospex Sea
Galo
Super200 Dark Edition
39mm · Automatic$488
Tool diver · Automatic
Lorier Standard — alternative to Seiko Prospex Sea
Lorier
Standard
39mm · Automatic$699
Tool diver · Automatic
Lorier Standard — alternative to Seiko Prospex Sea
Lorier
Standard
39mm · Automatic$699
Tool diver · Automatic
Lorier Skyward — alternative to Seiko Prospex Sea
Lorier
Skyward
39mm · Automatic$599
Tool diver · Automatic
Lorier Standard — alternative to Seiko Prospex Sea
Lorier
Standard
39mm · Automatic$599
Tool diver · Automatic
Maen SHW.01 — alternative to Seiko Prospex Sea
Maen
SHW.01
38mm · Automatic$503
Pro diver · Automatic
Maen M1.1.5 — alternative to Seiko Prospex Sea
Maen
M1.1.5
38mm · Automatic$719
Pro diver · Automatic
Vaer Anacapa — alternative to Seiko Prospex Sea
Vaer
Anacapa
39mm · Automatic$699
Tool diver · Automatic
Christopher Ward C65 Super Compressor Elite — alternative to Seiko Prospex Sea
Christopher Ward
C65 Super Compressor Elite
40mm · Automatic$1,995
Automatic · Similar size
Praesidus Patina — alternative to Seiko Prospex Sea
Praesidus
Patina
44mm · Automatic$550
Tool diver · Automatic
Geckota Ice White — alternative to Seiko Prospex Sea
Geckota
Ice White
38.5mm · Automatic$375
Tool diver · Automatic
Ikepod Seapod Bronze Archi — alternative to Seiko Prospex Sea
Ikepod
Seapod Bronze Archi
46mm · Automatic$2,808
Tool diver · Automatic
Ikepod Seapod S001 — alternative to Seiko Prospex Sea
Ikepod
Seapod S001
46mm · Automatic$1,458
Tool diver · Automatic
Ikepod Seapod S003 — alternative to Seiko Prospex Sea
Ikepod
Seapod S003
46mm · Automatic$1,566
Tool diver · Automatic
Ikepod Seapod S007 — alternative to Seiko Prospex Sea
Ikepod
Seapod S007
46mm · Automatic$1,458
Tool diver · Automatic
Lum-Tec Date — alternative to Seiko Prospex Sea
Lum-Tec
Date
44mm · Automatic$999
Tool diver · Automatic
Praesidus Blue Tropic Rubber 38mm — alternative to Seiko Prospex Sea
Praesidus
Blue Tropic Rubber 38mm
38mm · Automatic$645
Tool diver · Automatic
William Wood Standard — alternative to Seiko Prospex Sea
William Wood
Standard
41mm · Automatic$995
Automatic · Same size
William Wood Yellow — alternative to Seiko Prospex Sea
William Wood
Yellow
39mm · Automatic$920
Automatic · Sapphire
William Wood Standard — alternative to Seiko Prospex Sea
William Wood
Standard
41mm · Automatic$995
Automatic · Same size
Wolbrook Camel Rally Leather Strap — alternative to Seiko Prospex Sea
Wolbrook
Camel Rally Leather Strap
40mm · Automatic$510
Automatic · Similar size
Wolbrook Green Rubber Strap — alternative to Seiko Prospex Sea
Wolbrook
Green Rubber Strap
40mm · Automatic$453
Automatic · Similar size
Dan Henry White / Tropic 39mm — alternative to Seiko Prospex Sea
Dan Henry
White / Tropic 39mm
39mm · Automatic$310
Automatic · Sapphire
Nodus Sector II Dive GMT — alternative to Seiko Prospex Sea
Nodus
Sector II Dive GMT
38mm · Automatic$575
Automatic · Sapphire
Cincinnati Watch Company Desk Diver Professional Dive Watch Black & Orange — alternative to Seiko Prospex Sea
Cincinnati Watch Company
Desk Diver Professional Dive Watch Black & Orange
38mm · Manual$750
Tool diver · Sapphire
Farer AQUAMATIC — alternative to Seiko Prospex Sea
Farer
AQUAMATIC
38.5mm · $875
Tool diver · Diver-grade WR
Direct homages· 5

Watches that wear the same design language — close enough that a stranger might confuse them across the room.

Pagani Design PD-1719 — alternative to Seiko Prospex Sea
Pagani Design
PD-1719
42.5mm · Automatic$154
Pro diver · Automatic
Pagani Design PD-1685 — alternative to Seiko Prospex Sea
Pagani Design
PD-1685
42mm · Automatic$171
Tool diver · Automatic
Pagani Design PD-1702 — alternative to Seiko Prospex Sea
Pagani Design
PD-1702
42mm · Automatic$132
Tool diver · Automatic
Pagani Design PD-1722 — alternative to Seiko Prospex Sea
Pagani Design
PD-1722
41mm · Automatic$128
Tool diver · Automatic
DOXA SUB 200 T.GRAPH — alternative to Seiko Prospex Sea
DOXA
SUB 200 T.GRAPH
43mm · Automatic0
Tool diver · Automatic
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