
Finding alternatives to
Sinn 103 St Ty Hd
Ref. 103 St Ty Hd
112 watches that match on case size, movement family, and price band. Sorted by how close the match is.
Case
41mm
Movement
Automatic
MSRP
$2,797
Microbrand picks· 37
Independent makers covering the same brief — usually with something the mainstream brands don't.

Boldr
Expedition II
41mm · Automatic$699
Automatic · Same size

Boldr
Odyssey Freediver
40mm · Automatic$649
Automatic · Same size

Christopher Ward
C60 Lympstone
40mm · Automatic$1,615
Automatic · Same size

Gruppo Gamma
Field III
40mm · Automatic$439
Automatic · Same size

Boldr
Expedition Enigmath
41mm · Automatic$599
Automatic · Same size

Gruppo Gamma
Field III GMT
40mm · Automatic$459
Automatic · Same size

Gruppo Gamma
Field III GMT Date
40mm · Automatic$459
Automatic · Same size

Boldr
Blastoise
40mm · Automatic$449
Automatic · Same size

Christopher Ward
C65 Sandhurst Series 2
40mm · Automatic$1,375
Automatic · Same size

anOrdain
Model 1
41mm · Automatic$3,804
Automatic · Same size

anOrdain
Model 2
41mm · Automatic$2,673
Automatic · Same size

Echo/Neutra
Cristallo Professional Diver 500m
42mm · Automatic$1,450
Automatic · Same size

RZE
Resolute
40mm · Automatic$759
Automatic · Same size

RZE
Resolute Type A
39mm · Automatic$499
Automatic · Similar size

Christopher Ward
C60 Trident GMT 300
40mm · Automatic$1,450
Automatic · Same size

Christopher Ward
C60 Trident Lumière Limited Edition
40mm · Automatic$2,145
Automatic · Same size

Gruppo Gamma
Vanguard Steel
42mm · Automatic$790
Automatic · Same size

Traska
Freediver Arctic
40mm · Automatic$735
Automatic · Same size

Traska
Venturer GMT
40mm · Automatic$785
Automatic · Same size

Brew
Metric - Digital Blend
40mm · Automatic$425
Automatic · Same size

Brew
Metric - Manual Wind Blue
40mm · Automatic$875
Automatic · Same size

Echo/Neutra
1956 3H
40mm · Automatic$1,025
Automatic · Same size

RZE
Endeavour
41mm · Automatic$599
Automatic · Same size

Traska
Commuter Carbon Black
40mm · Automatic$700
Automatic · Same size

Traska
Seafarer Charcoal
40mm · Automatic$665
Automatic · Same size

Oak & Oscar
The Humboldt ExP-02
39.5mm · Automatic$2,400
Automatic · Similar size

Oak & Oscar
The Humboldt Seven Year
39.5mm · Automatic$2,400
Automatic · Similar size

anOrdain
Model 2 Porcelain
39.5mm · Automatic$2,356
Automatic · Similar size

Lorca
MODEL No.2 CHRONOGRAPH
37mm · Automatic$2,750
Automatic · Sapphire

anOrdain
Model 3 Method
39mm · Automatic$4,693
Automatic · Similar size

Echo/Neutra
Averau 39 3H
39mm · Automatic$840
Automatic · Similar size

Oak & Oscar
Team Shuster Humboldt
39.5mm · Automatic$2,022
Automatic · Similar size

Oak & Oscar
The Ashland
39.5mm · Automatic$1,850
Automatic · Similar size

Brew
8-Bit V2
40mm · Automatic$395
Automatic · Same size

Brew
Metric Lite
40mm · Automatic$375
Automatic · Same size

RZE
Aspirare
44mm · Automatic$699
Automatic · Sapphire

Echo/Neutra
Averau 39 Moon Phase
39mm · Automatic$1,085
Automatic · Similar size
Steps up from here· 23
Where the same idea goes when budget isn't the constraint.

NOMOS Glashütte
Tangente Sport neomatik 42 date marine black
42mm · Automatic$6,030
Automatic · Same size

Tudor
Black Bay Ceramic
41mm · Automatic$6,125
Automatic · Same size

Tudor
Pelagos
40mm · Automatic$6,025
Automatic · Same size

Tudor
Pelagos LHD
40mm · Automatic$6,025
Automatic · Same size

Norqain
Freedom Chrono Zermatt Unplugged Special Edition
40mm · Automatic$6,573
Automatic · Same size

Sinn
6052
41.5mm · Automatic$5,929
Automatic · Same size

Tudor
Black Bay 58 Bronze
39mm · Automatic$5,850
Automatic · Similar size

Longines
LONGINES SPIRIT FLYBACK PROTOTYPE
42mm · Automatic$7,400
Automatic · Same size

Norqain
Wild ONE 42mm Khaki
42mm · Automatic$7,673
Automatic · Same size

Norqain
Wild ONE Skeleton Chrono 42mm Black
42mm · Automatic$10,611
Automatic · Same size

Norqain
Wild ONE Skeleton Chrono 42mm Burgundy Limited Edition
42mm · Automatic$10,724
Automatic · Same size

Longines
LONGINES PILOT MAJETEK PIONEER EDITION
43mm · Automatic$5,650
Automatic · Similar size

NOMOS Glashütte
Autobahn neomatik 41 date sports gray
41mm · Automatic$5,690
Automatic · Same size

NOMOS Glashütte
Club Sport neomatik Worldtimer blue
40mm · Automatic$5,760
Automatic · Same size

Sinn
6012
41.5mm · Automatic$5,929
Automatic · Same size

Longines
LONGINES SPIRIT FLYBACK TITANIUM
42mm · Automatic$5,900
Automatic · Same size

Oris
Sun Wukong Artist Edition
41.5mm · Automatic$30,400
Automatic · Same size

Bell & Ross
BR-05 Chrono Patrouille de France
42mm · Automatic$8,100
Automatic · Same size

Oris
ProPilot X Calibre 400 Laser
39mm · Automatic$5,750
Automatic · Similar size

Bell & Ross
BR V2-94 R.S.18
41mm · Automatic$5,616
Automatic · Same size

Bell & Ross
BR-05 Diamond
40mm · Automatic$24,829
Automatic · Same size

NOMOS Glashütte
Tangomat GMT
40mm · Automatic$5,740
Automatic · Same size

Bell & Ross
BR-05 Chrono Grey Steel & Gold
42mm · Automatic$15,336
Automatic · Same size
In the same price band· 35
Comparable watches at roughly the same money. Often the deciding click for a new buyer.

Norqain
NEVEREST GMT Glacier 41mm
41mm · Automatic$5,300
Automatic · Same size

Sinn
6099 Anniversary
41.5mm · Automatic$5,065
Automatic · Same size

Sinn
910 Eintracht
41.5mm · Automatic$5,346
Automatic · Same size

Longines
HYDROCONQUEST MESH
41mm · Automatic$2,350
Automatic · Same size

Norqain
Adventure 40mm
40mm · Automatic$4,283
Automatic · Same size

Norqain
Adventure NEVEREST 40mm Limited Edition
40mm · Automatic$5,028
Automatic · Same size

Longines
CONQUEST CHRONOGRAPH
42mm · Automatic$4,250
Automatic · Same size

NOMOS Glashütte
Club Sport neomatik 42 date black
42mm · Automatic$5,050
Automatic · Same size

Norqain
NEVEREST Glacier JP 42mm
42mm · Automatic$5,436
Automatic · Same size

Oris
Divers Sixty‑Five Chronograph
40mm · Automatic$4,700
Related caliber family · Automatic

Sinn
144 St DIAPAL
41mm · Automatic$4,428
Automatic · Same size

Sinn
903 St II
41mm · Automatic$3,942
Automatic · Same size

Tudor
Black Bay 58
39mm · Automatic$5,350
Automatic · Similar size

Longines
HYDROCONQUEST GMT
41mm · Automatic$3,350
Automatic · Same size

Longines
LEGEND DIVER 42 BLACK LACQUERED
42mm · Automatic$3,200
Automatic · Same size

Oris
Hölstein Edition 2025
41mm · Automatic$5,000
Automatic · Same size

Oris
ORIS SOCIAL CLUB Barcelona
40mm · Automatic$2,600
Automatic · Same size

Tudor
Black Bay Pro
39mm · Automatic$5,075
Automatic · Similar size

NOMOS Glashütte
Club automatic date Atlantic
41.5mm · Automatic$4,050
Automatic · Same size

Oris
Divers Sixty‑Five 12h Calibre 400
40mm · Automatic$4,300
Automatic · Same size

Tudor
Black Bay Bronze
43mm · Automatic$5,425
Automatic · Similar size

Tudor
Pelagos FXD
42mm · Automatic$5,025
Automatic · Same size

Glycine
Airman GMT
42mm · Automatic$2,700
Automatic · Same size

Glycine
Combat Sub Sport GMT
42mm · Automatic$2,995
Automatic · Same size

Glycine
Combat Sub Vintage
42mm · Automatic$1,750
Automatic · Same size

Nivada Grenchen
F77 MK2 41mm Automatic
41mm · Automatic$1,460
Automatic · Same size

NOMOS Glashütte
Club Sport neomatik 39 ember
39.5mm · Automatic$4,320
Automatic · Similar size

NOMOS Glashütte
Orion neomatik 41 date new black
40.5mm · Automatic$5,150
Automatic · Same size

Glycine
Combat Sub Sport
39mm · Automatic$1,850
Automatic · Similar size

Bell & Ross
BR 03-92 DESERT TYPE
42mm · Automatic$3,672
Automatic · Same size

Bell & Ross
BR 123 24H
42mm · Automatic$3,337
Automatic · Same size

Bell & Ross
BR V3-94 A521
43mm · Automatic$5,184
Automatic · Similar size

Nivada Grenchen
Antarctic Erotic
38mm · Automatic$1,769
Automatic · Sapphire

Bell & Ross
BR 126 AÉRONAVALE
43mm · Automatic$4,309
Automatic · Similar size

Nivada Grenchen
Chronomaster 41mm Automatic Chronograph
41mm · Automatic Chronograph$2,295
Same size · Sapphire
Cheaper alternatives· 8
If the price is the only thing keeping you off this watch, these get you most of the way there for less.

Orient
Kamasu
41.8mm · Automatic$375
Automatic · Same size

Orient
AC0Q-40 Diver Watch
39.9mm · Automatic$370
Automatic · Similar size

Orient
AA08 Diver Watch
41.8mm · Automatic$390
Automatic · Same size

Orient
Mako-3 AA08 Diver Watch
41.8mm · Automatic$375
Automatic · Same size

Nivada Grenchen
Depthmaster
39mm · Automatic$1,050
Automatic · Similar size

Nivada Grenchen
Antarctic Diver Aquamar
38mm · Automatic$1,050
Automatic · Sapphire

Nivada Grenchen
Antarctic Spider
38mm · Automatic$945
Automatic · Sapphire

Nivada Grenchen
F77 MK2 38mm Automatic
38mm · Automatic$1,360
Automatic · Sapphire
Direct homages· 9
Watches that wear the same design language — close enough that a stranger might confuse them across the room.

Tudor
Black Bay
41mm · Automatic0
Automatic · Same size

Sugess
Ocean Star S421
40mm · Automatic$449
Automatic · Same size

Sugess
Ocean Star S450 YM
40mm · Automatic$449
Automatic · Same size

Seestern
Sub 300 V4
42mm · Automatic$10
Automatic · Same size

Sugess
Seestern DOX V3
42mm · Automatic$199
Automatic · Same size

Seestern
S450 Ocean Star
40mm · Automatic$299
Automatic · Same size

Sugess
Seestern S434 Pro Diver
40mm · Automatic$249
Automatic · Same size

Seestern
S471 Double Crown Diver
38mm · Automatic$179
Automatic · Sapphire

Seestern
S456 GMT
41mm · Automatic GMT$299
Same size · Sapphire