Arethusa Watch Co
World Diver
- Same 40 mm case diameter
- 47.5 mm lug-to-lug, 7.5 mm longer
- Same Seiko NH35 caliber
What changes
Compare models MSRP is not recorded for this match.
Watch alternatives
Alternatives to the Islander Bayport Automatic Diver
Keep what you like. Explore what could be different. Compare 55 catalog matches by dimensions, movement and price.
- Case diameter
- 40 mm
- Lug-to-lug
- 40 mm
- Movement
- Automatic
- Catalog MSRP
- $349
The starting pointStarting points
Choose the differences that matter to you.
Closest catalog matchAddiesdive Diver Unique$149 recorded MSRP, $200 lowerSee the match Lower recorded MSRPAddiesdive Pot Cover Diver$165 recorded MSRP, $184 lowerSee the match
Calculated from catalog specifications and similarity signals. Prices are recorded MSRP in USD. Missing measurements stay unknown.
Your priorities
Narrow these matches without leaving the page.
ColorwayPick a colorway to match a specific dial
55 matches
Microbrand picks· 11
Discover smaller makers with catalog similarities to this watch.
Boderry
Seaturtle.Ocean Diver
- $249 recorded MSRP, $100 lower
- Same 40 mm case diameter
- Same Seiko NH35 caliber
What changes
Compare models 1 mm thinner case
Zelos
Swordfish 3
- Same 40 mm case diameter
- Same Seiko NH35 caliber
What changes
Compare models 1.5 mm thinner case. $399 recorded MSRP, $50 higher
Filippo Loreti Watches
Aquadiver
- Same 40 mm case diameter
- Same Seiko NH35 caliber
What changes
Compare models $475 recorded MSRP, $126 higher
MMI Watches
Turret 300M - Model: TR3-DV (Quick Silver)
- Same 40 mm case diameter
- 47 mm lug-to-lug, 7 mm longer
- Same Seiko NH35 caliber
What changes
Compare models 0.3 mm thicker case. $425 recorded MSRP, $76 higher
MMI Watches
Turret 300M - Model: TR9-DV (Polaris White)
- Same 40 mm case diameter
- 47 mm lug-to-lug, 7 mm longer
- Same Seiko NH35 caliber
What changes
Compare models 0.3 mm thicker case. $465 recorded MSRP, $116 higher
Serket Watch Co
Reef Mariana
- Same 40 mm case diameter
- 47.5 mm lug-to-lug, 7.5 mm longer
- Same Seiko NH35 caliber
What changes
Compare models 0.3 mm thinner case. $449 recorded MSRP, $100 higher
Zelos
Swordfish 40mm SS Frost
- Same 40 mm case diameter
- 46 mm lug-to-lug, 6 mm longer
- Same Seiko NH35 caliber
What changes
Compare models 1.5 mm thinner case
Zelos
Swordfish 40mm Ti
- Same 40 mm case diameter
- 46 mm lug-to-lug, 6 mm longer
- Same Seiko NH35 caliber
What changes
Compare models 1.5 mm thinner case. $459 recorded MSRP, $110 higher
Phoibos
Leviathan
- Same 40 mm case diameter
- 48 mm lug-to-lug, 8 mm longer
- Same Seiko NH35 caliber
What changes
Compare models 0.5 mm thinner case. $399 recorded MSRP, $50 higher
La Touraine
Subnautica
- $270 recorded MSRP, $79 lower
- 40.8 mm case, 0.8 mm wider
- 44.8 mm lug-to-lug, 4.8 mm longer
What changes
Compare models 0.7 mm thicker case
Mainstream picks· 12
Established-brand matches. Compare the recorded dimensions, movement and price for each watch.
Invicta
Pro Diver 5053
- Same 40 mm case diameter
- Same Seiko NH35 caliber
What changes
Compare models Lug-to-lug is not recorded for this match.
Invicta
Pro Diver 8927OB
- Same 40 mm case diameter
- Same Seiko NH35 caliber
What changes
Compare models Lug-to-lug is not recorded for this match.
Orient
Diver Design 40
- 39.9 mm case, 0.1 mm narrower
- 46.5 mm lug-to-lug, 6.5 mm longer
- Both use automatic movements
What changes
Compare models 0.7 mm thinner case. $395 recorded MSRP, $46 higher
Invicta
Pro Diver 23678
- Same 40 mm case diameter
- Same Seiko NH35 caliber
What changes
Compare models Lug-to-lug is not recorded for this match.
Orient
AC0Q-40 Diver
- 39.9 mm case, 0.1 mm narrower
- 46.5 mm lug-to-lug, 6.5 mm longer
- Both use automatic movements
What changes
Compare models 0.7 mm thinner case. $370 recorded MSRP, $21 higher
Bulova
Vintage Sea Hunter
- 39 mm case, 1 mm narrower
- Both use automatic movements
What changes
Compare models $395 recorded MSRP, $46 higher
Glycine
Combat Sub Sport
- 39 mm case, 1 mm narrower
- Both use automatic movements
What changes
Compare models 2.3 mm thinner case. $540 recorded MSRP, $191 higher
Glycine
Combat Sub Sport
- 39 mm case, 1 mm narrower
- Both use automatic movements
What changes
Compare models 2.3 mm thinner case. $540 recorded MSRP, $191 higher
Timex
Expedition Pioneer Titanium HNBR
- 41 mm case, 1 mm wider
- 48 mm lug-to-lug, 8 mm longer
- Same Seiko NH35 caliber
What changes
Compare models $479 recorded MSRP, $130 higher
Glycine
Combat Sub Sport
- 39 mm case, 1 mm narrower
- Both use automatic movements
What changes
Compare models 2.3 mm thinner case. $540 recorded MSRP, $191 higher
Timex
Expedition Pioneer 41mm TW2Y87400
- 41 mm case, 1 mm wider
- 48 mm lug-to-lug, 8 mm longer
- Both use automatic movements
What changes
Compare models 0.5 mm thicker case. $459 recorded MSRP, $110 higher
Orient
Mako-3 AA08 Diver
- 41.8 mm case, 1.8 mm wider
- 46.8 mm lug-to-lug, 6.8 mm longer
- Both use automatic movements
What changes
Compare models 0.7 mm thinner case. $375 recorded MSRP, $26 higher
Cheaper alternatives· 8
Matches in a lower price band. A recorded MSRP difference is shown only when both prices are known.
Casio
Edifice EFK-100D
- 39 mm case, 1 mm narrower
- 43.5 mm lug-to-lug, 3.5 mm longer
- Both use automatic movements
What changes
1 mm thinner case
Swatch
Am51
- $170 recorded MSRP, $179 lower
- 42 mm case, 2 mm wider
- 50.6 mm lug-to-lug, 10.6 mm longer
What changes
0.4 mm thicker case
Swatch
Sistem Sea
- $170 recorded MSRP, $179 lower
- 42 mm case, 2 mm wider
- 50.6 mm lug-to-lug, 10.6 mm longer
What changes
0.4 mm thicker case
Swatch
Waktu51
- $170 recorded MSRP, $179 lower
- 42 mm case, 2 mm wider
- 50.6 mm lug-to-lug, 10.6 mm longer
What changes
0.4 mm thicker case
Seiko
Conceptual SNXS79K1
- $133 recorded MSRP, $216 lower
- 37 mm case, 3 mm narrower
- Both use automatic movements
What changes
Lug-to-lug is not recorded for this match.
Seiko
SNK355k1
- $145 recorded MSRP, $204 lower
- 37 mm case, 3 mm narrower
- Both use automatic movements
What changes
Lug-to-lug is not recorded for this match.
Seiko
SCVE007
- $162 recorded MSRP, $187 lower
- 40.5 mm case, 0.5 mm wider
- 47.3 mm lug-to-lug, 7.3 mm longer
What changes
0.3 mm thinner case
Orient
FNR1Q002W0
- $165 recorded MSRP, $184 lower
- 36 mm case, 4 mm narrower
- Both use automatic movements
What changes
1 mm thinner case
Pricier alternatives· 12
Matches in a higher price band. Check the specifications to decide whether the differences matter to you.
Omega
Seamaster Diver 300M Co Axial Master Chronometer 42mm
- 42 mm case, 2 mm wider
- 49.9 mm lug-to-lug, 9.9 mm longer
- Both use automatic movements
What changes
Compare models $6,700 recorded MSRP, $6,351 higher
Seiko
HBC003J1
- 39.5 mm case, 0.5 mm narrower
- 44.5 mm lug-to-lug, 4.5 mm longer
- Both use automatic movements
What changes
Compare models 1.5 mm thinner case. $995 recorded MSRP, $646 higher
DOXA
SUB 250T GMT
- Same 40 mm case diameter
- Both use automatic movements
What changes
Compare models $2,790 recorded MSRP, $2,441 higher
Yema
Skin Diver CMM.20
- 39.5 mm case, 0.5 mm narrower
- 47 mm lug-to-lug, 7 mm longer
- Both use automatic movements
What changes
Compare models 2 mm thinner case. $2,790 recorded MSRP, $2,441 higher
Fortis
Marinemaster M-40
- Same 40 mm case diameter
- Both use automatic movements
What changes
Compare models 0.5 mm thinner case. $3,960 recorded MSRP, $3,611 higher
Hanhart
415 ES
- 39 mm case, 1 mm narrower
- 46 mm lug-to-lug, 6 mm longer
What changes
Compare models Manual movement instead of automatic. $3,987 recorded MSRP, $3,638 higher
Seiko
Prospex Sea 1968 Heritage Diver's GMT
- 42 mm case, 2 mm wider
- 48.6 mm lug-to-lug, 8.6 mm longer
- Both use automatic movements
What changes
Compare models 0.2 mm thinner case. $1,700 recorded MSRP, $1,351 higher
Bremont
Supermarine 300M
- Same 40 mm case diameter
- Both use automatic movements
What changes
Compare models 1.5 mm thinner case. $3,600 recorded MSRP, $3,251 higher
Hamilton
Khaki Navy Scuba Auto
- Same 40 mm case diameter
- Both use automatic movements
What changes
Compare models 0.6 mm thinner case. $975 recorded MSRP, $626 higher
Seiko
Prospex Sea
- 41.3 mm case, 1.3 mm wider
- 48.2 mm lug-to-lug, 8.2 mm longer
- Both use automatic movements
What changes
Compare models 1 mm thinner case. $1,100 recorded MSRP, $751 higher
Longines
HydroConquest GMT
- 41 mm case, 1 mm wider
- 49.4 mm lug-to-lug, 9.4 mm longer
- Both use automatic movements
What changes
Compare models 0.6 mm thinner case. $3,350 recorded MSRP, $3,001 higher
Yema
Diver
- 39.5 mm case, 0.5 mm narrower
- Both use automatic movements
What changes
Compare models 2.6 mm thinner case. $990 recorded MSRP, $641 higher
Homages & lookalikes· 12
Watches that share this design language: confirmed homages, close tributes, and lookalikes, including the classics that inspired the look. Hidden when nothing in the catalog is related.
Addiesdive
Diver Unique
- $149 recorded MSRP, $200 lower
- 44.5 mm case, 4.5 mm wider
- Same Seiko NH35 caliber
What changes
Compare models 1 mm thicker case
Addiesdive
Pot Cover Diver
- $165 recorded MSRP, $184 lower
- Same 40 mm case diameter
- 46 mm lug-to-lug, 6 mm longer
What changes
Compare models 0.3 mm thicker case
Addiesdive
Retro Sword Sub Diver
- $139 recorded MSRP, $210 lower
- 41 mm case, 1 mm wider
- 48 mm lug-to-lug, 8 mm longer
What changes
Compare models 0.5 mm thinner case
Cronos
Water Ghost Diver
- $189 recorded MSRP, $160 lower
- Same 40 mm case diameter
- 47.8 mm lug-to-lug, 7.8 mm longer
What changes
Compare models Dimensions alone do not establish wrist fit.
Heimdallr
42mm Automatic Diver H14
- $149 recorded MSRP, $200 lower
- 42 mm case, 2 mm wider
- 49.5 mm lug-to-lug, 9.5 mm longer
What changes
Compare models 0.9 mm thinner case
Heimdallr
Sharkey Dive Steel
- $179 recorded MSRP, $170 lower
- 44 mm case, 4 mm wider
- 52.5 mm lug-to-lug, 12.5 mm longer
What changes
Compare models Dimensions alone do not establish wrist fit.
Heimdallr
SKX007 Marine300 Diver
- $149 recorded MSRP, $200 lower
- 42 mm case, 2 mm wider
- 46 mm lug-to-lug, 6 mm longer
What changes
Compare models 0.5 mm thinner case
Pagani Design
PD-1702
- $152 recorded MSRP, $197 lower
- 42 mm case, 2 mm wider
- Both use automatic movements
What changes
Compare models 0.5 mm thinner case
Pagani Design
PD-1668A
- $147 recorded MSRP, $202 lower
- 43 mm case, 3 mm wider
- Both use automatic movements
What changes
Compare models 0.5 mm thicker case
Pagani Design
PD-1695
- $171 recorded MSRP, $178 lower
- 45 mm case, 5 mm wider
- Both use automatic movements
What changes
Compare models 1.5 mm thicker case
San Martin
Watchdives X 39mm NH34 GMT Dive SN0121B
- $269 recorded MSRP, $80 lower
- 39 mm case, 1 mm narrower
- Both use automatic movements
What changes
Compare models Lug-to-lug is not recorded for this match.
San Martin
Diver SN0147
- $278 recorded MSRP, $71 lower
- 43 mm case, 3 mm wider
- Same Seiko NH35 caliber
What changes
Compare models Lug-to-lug is not recorded for this match.
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