Isotope
Goutte d'Eau Compressor Diver
- 40 mm case, 2 mm narrower
- Same Seiko NH38 caliber
What changes
Compare models 0.3 mm thinner case
Watch alternatives
Alternatives to the Phoibos Reef Master
Keep what you like. Explore what could be different. Compare 37 catalog matches by dimensions, movement and price.
- Case diameter
- 42 mm
- Lug-to-lug
- 48 mm
- Movement
- Automatic
- Catalog MSRP
- $335
The starting pointStarting points
Choose the differences that matter to you.
Closest catalog matchChristopher Ward C60 Trident Reef41 mm case, 1 mm narrowerSee the match Lower recorded MSRPSpinnaker Croft 42 Skeleton$249 recorded MSRP, $86 lowerSee the match Shorter lug-to-lugWren Diver One Aqua47 mm lug-to-lug, 1 mm shorterSee 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
37 matches
Microbrand picks· 12
Discover smaller makers with catalog similarities to this watch.
Spinnaker
Croft 42 Skeleton
- $249 recorded MSRP, $86 lower
- Same 42 mm case diameter
- 49 mm lug-to-lug, 1 mm longer
What changes
1 mm thicker case
Borealis Watch Co.
Sea Storm MK2
- 41.5 mm case, 0.5 mm narrower
- 48.5 mm lug-to-lug, 0.5 mm longer
- Same Seiko NH38 caliber
What changes
Compare models 1.2 mm thicker case. $475 recorded MSRP, $140 higher
Serket Watch Co
Reef X Diver
- 43 mm case, 1 mm wider
- 50 mm lug-to-lug, 2 mm longer
- Both use automatic movements
What changes
Compare models 0.3 mm thinner case. $499 recorded MSRP, $164 higher
Boderry
ADMIRAL 3-Hand No-Date - 200M Waterproof Titanium Automatic Diver Watch
- $259 recorded MSRP, $76 lower
- 40 mm case, 2 mm narrower
- 49 mm lug-to-lug, 1 mm longer
What changes
Compare models Dimensions alone do not establish wrist fit.
Hemel
HD24 Automatic
- $300 recorded MSRP, $35 lower
- 40 mm case, 2 mm narrower
- Same Seiko NH38 caliber
What changes
Compare models Dimensions alone do not establish wrist fit.
Venezianico
Nereide Malachite
- Same 42 mm case diameter
- 49 mm lug-to-lug, 1 mm longer
- Both use automatic movements
What changes
Compare models 0.5 mm thinner case. $1,499 recorded MSRP, $1,164 higher
Marloe Watch Company
Sceptre
- $299 recorded MSRP, $36 lower
- Same 42 mm case diameter
- Both use automatic movements
What changes
Compare models 0.3 mm thinner case
Wren
Diver One Aqua
- 41 mm case, 1 mm narrower
- 47 mm lug-to-lug, 1 mm shorter
- Both use automatic movements
What changes
Compare models 0.3 mm thicker case. $965 recorded MSRP, $630 higher
BERNY
BERNY-Men Automatic Compressor-style Diver Watch V4-AM181MS
- $156 recorded MSRP, $179 lower
- Same 42 mm case diameter
- 49 mm lug-to-lug, 1 mm longer
What changes
Compare models 1 mm thicker case
BERNY
BERNY-Men Automatic Titanium Diver Watch-AMT159MS
- $144 recorded MSRP, $191 lower
- 41.5 mm case, 0.5 mm narrower
- 49 mm lug-to-lug, 1 mm longer
What changes
Compare models 0.5 mm thinner case
Islander
Red October V2 Dive Watch with Radiant Blue Dial #ISL-323
- Same 42 mm case diameter
- Same Seiko NH38 caliber
What changes
Compare models 1 mm thicker case. $349 recorded MSRP, $14 higher
Mainstream picks· 12
Established-brand matches. Compare the recorded dimensions, movement and price for each watch.
Seiko
Prospex Sea PADI Special Edition
- 41.7 mm case, 0.3 mm narrower
- 49.5 mm lug-to-lug, 1.5 mm longer
- Both use automatic movements
What changes
Compare models 0.7 mm thinner case. $650 recorded MSRP, $315 higher
Orient
Kamasu
- 41.8 mm case, 0.2 mm narrower
- 47 mm lug-to-lug, 1 mm shorter
- Both use automatic movements
What changes
Compare models 0.2 mm thinner case. $375 recorded MSRP, $40 higher
Orient
AA08 Diver Watch
- 41.8 mm case, 0.2 mm narrower
- 46.8 mm lug-to-lug, 1.2 mm shorter
- Both use automatic movements
What changes
Compare models 0.2 mm thinner case. $390 recorded MSRP, $55 higher
Seiko
Prospex Sea
- Same 42 mm case diameter
- 48.6 mm lug-to-lug, 0.6 mm longer
- Both use automatic movements
What changes
Compare models 0.3 mm thicker case
Seiko
Prospex Sea PADI Special Edition
- 43.8 mm case, 1.8 mm wider
- 48.7 mm lug-to-lug, 0.7 mm longer
- Both use automatic movements
What changes
Compare models 0.2 mm thinner case. $625 recorded MSRP, $290 higher
Orient
Mako-3 AA08 Diver Watch
- 41.8 mm case, 0.2 mm narrower
- 46.8 mm lug-to-lug, 1.2 mm shorter
- Both use automatic movements
What changes
Compare models 0.2 mm thinner case. $375 recorded MSRP, $40 higher
Glycine
Men's Combat Sub Sport 42mm Automatic Watch GL0535
- Same 42 mm case diameter
- Both use automatic movements
What changes
Compare models $540 recorded MSRP, $205 higher
Glycine
Men's Combat Sub 42mm Automatic Watch GL0529
- Same 42 mm case diameter
- Both use automatic movements
What changes
Compare models 2.6 mm thinner case. $515 recorded MSRP, $180 higher
Glycine
Men's Combat Sub 42mm Automatic Watch GL0091
- Same 42 mm case diameter
- Both use automatic movements
What changes
Compare models 2 mm thinner case. $540 recorded MSRP, $205 higher
Citizen
Promaster Diver Automatic
- 44 mm case, 2 mm wider
- Both use automatic movements
What changes
Compare models $650 recorded MSRP, $315 higher
Invicta
Pro Diver 44045
- Same 42 mm case diameter
- Both use automatic movements
What changes
Compare models Lug-to-lug is not recorded for this match.
Invicta
Pro Diver 29176
- Same 42 mm case diameter
- Both use automatic movements
What changes
Compare models Lug-to-lug is not recorded for this match.
Cheaper alternatives· 1
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, 3 mm narrower
- 43.5 mm lug-to-lug, 4.5 mm shorter
- Both use automatic movements
What changes
0.5 mm thinner case
Pricier alternatives· 12
Matches in a higher price band. Check the specifications to decide whether the differences matter to you.
Christopher Ward
C60 Trident Reef
- 41 mm case, 1 mm narrower
- 47.9 mm lug-to-lug, 0.1 mm shorter
- Both use automatic movements
What changes
Compare models 1.6 mm thinner case. $1,220 recorded MSRP, $885 higher
Seiko
Prospex Sea 1968 Heritage Diver's GMT
- Same 42 mm case diameter
- 48.6 mm lug-to-lug, 0.6 mm longer
- Both use automatic movements
What changes
Compare models $1,500 recorded MSRP, $1,165 higher
Seiko
Prospex Sea 1968 Heritage Diver's GMT Watch
- Same 42 mm case diameter
- 48.6 mm lug-to-lug, 0.6 mm longer
- Both use automatic movements
What changes
Compare models 0.3 mm thicker case. $1,700 recorded MSRP, $1,365 higher
Tissot
Seastar 1000
- 43 mm case, 1 mm wider
- 43 mm lug-to-lug, 5 mm shorter
- Both use automatic movements
What changes
Compare models 0.3 mm thinner case. $925 recorded MSRP, $590 higher
Seiko
Prospex Sea 1965 Heritage Diver's Watch PADI Special Edition
- 40 mm case, 2 mm narrower
- 46.4 mm lug-to-lug, 1.6 mm shorter
- Both use automatic movements
What changes
Compare models $1,550 recorded MSRP, $1,215 higher
Bremont
Supermarine 300M
- 40 mm case, 2 mm narrower
- Both use automatic movements
What changes
Compare models 1 mm thinner case. $3,550 recorded MSRP, $3,215 higher
Fortis
Flieger F-41
- 41 mm case, 1 mm narrower
- Both use automatic movements
What changes
1.5 mm thinner case. $3,190 recorded MSRP, $2,855 higher
DOXA
SUB 200 C-GRAPH II
- Same 42 mm case diameter
- Both use automatic movements
What changes
Compare models 2.8 mm thicker case. $2,890 recorded MSRP, $2,555 higher
Breitling
Superocean Automatic
- 44 mm case, 2 mm wider
- Both use automatic movements
What changes
Compare models 0.4 mm thinner case. $5,700 recorded MSRP, $5,365 higher
Norqain
Adventure 40mm
- 40 mm case, 2 mm narrower
- 48.3 mm lug-to-lug, 0.3 mm longer
- Both use automatic movements
What changes
Compare models 0.4 mm thinner case. $3,790 recorded MSRP, $3,455 higher
Breitling
Avenger Automatic
- Same 42 mm case diameter
- Both use automatic movements
What changes
Compare models 0.8 mm thinner case. $4,900 recorded MSRP, $4,565 higher
Christopher Ward
C60 Trident Lumière
- 41 mm case, 1 mm narrower
- 47.9 mm lug-to-lug, 0.1 mm shorter
- Both use automatic movements
What changes
Compare models 2.2 mm thinner case. $2,570 recorded MSRP, $2,235 higher
Keep your wishlist and collection together on iPhone and AndroidExplore the app
Keep exploring
Follow a detail, a style, or a new direction.