Ratio
FreeDiver Professional Sapphire RTF
- $140 recorded MSRP, $664 lower
- Same 42 mm case diameter
- Both use automatic movements
What changes
Compare models Lug-to-lug is not recorded for this match.
Watch alternatives
Alternatives to the Seiko SPB187J1
Keep what you like. Explore what could be different. Compare 48 catalog matches by dimensions, movement and price.
- Case diameter
- 42 mm
- Lug-to-lug
- Not recorded
- Movement
- Automatic
- Catalog MSRP
- $804
The starting pointStarting points
Choose the differences that matter to you.
Closest catalog matchTimex Deepwater Meridian 300 Titanium HEV Automatic 44mm HNBR Synthetic44 mm case, 2 mm widerSee the match Lower recorded MSRPRatio FreeDiver Professional Sapphire RTF$140 recorded MSRP, $664 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.
48 matches
Microbrand picks· 12
Discover smaller makers with catalog similarities to this watch.
Squale
Master Marina Militare
- Same 42 mm case diameter
- Both use automatic movements
What changes
Compare models Lug-to-lug is not recorded for this match.
Halios
Seaforth IV
- $765 recorded MSRP, $39 lower
- 40 mm case, 2 mm narrower
- Both use automatic movements
What changes
Compare models Dimensions alone do not establish wrist fit.
Vertigo Watches
Medusa
- $487 recorded MSRP, $317 lower
- 41 mm case, 1 mm narrower
- Both use automatic movements
What changes
Compare models Dimensions alone do not establish wrist fit.
Squale
Master x Palombari Comsubin
- Same 42 mm case diameter
- Both use automatic movements
What changes
Compare models $2,000 recorded MSRP, $1,196 higher
Zelos
Hammerhead 43 Field Br
- $499 recorded MSRP, $305 lower
- 43 mm case, 1 mm wider
- Both use automatic movements
What changes
Compare models Dimensions alone do not establish wrist fit.
Dan Henry
1970
- $310 recorded MSRP, $494 lower
- 40 mm case, 2 mm narrower
- Both use automatic movements
What changes
Compare models Dimensions alone do not establish wrist fit.
Henry Archer
Nordlys
- $430 recorded MSRP, $374 lower
- Same 42 mm case diameter
- Both use automatic movements
What changes
Compare models Lug-to-lug is not recorded for this match.
Spinnaker
Dumas Automatic
- $239 recorded MSRP, $565 lower
- 44 mm case, 2 mm wider
- Both use automatic movements
What changes
Compare models Dimensions alone do not establish wrist fit.
Squale
1545
- 40 mm case, 2 mm narrower
- Both use automatic movements
What changes
Compare models $930 recorded MSRP, $126 higher
Zelos
Blacktip 41
- $599 recorded MSRP, $205 lower
- 41 mm case, 1 mm narrower
- Both use automatic movements
What changes
Compare models Lug-to-lug is not recorded for this match.
Synchron
Poseidon Ice Diver
- Same 42 mm case diameter
- Both use automatic movements
What changes
Compare models $1,290 recorded MSRP, $486 higher
Mainstream picks· 12
Established-brand matches. Compare the recorded dimensions, movement and price for each watch.
Timex
Deepwater Meridian 300 Titanium HEV Automatic 44mm HNBR Synthetic
- 44 mm case, 2 mm wider
- Both use automatic movements
What changes
Compare models $999 recorded MSRP, $195 higher
Seiko
Captain Willard
- 42.7 mm case, 0.7 mm wider
- Same Seiko 6R35 caliber
What changes
Compare models $1,300 recorded MSRP, $496 higher
Timex
Expedition Pioneer Automatic 41mm Stainless Steel Bracelet Watch - TW2Y87400
- $459 recorded MSRP, $345 lower
- 41 mm case, 1 mm narrower
- Both use automatic movements
What changes
Compare models Dimensions alone do not establish wrist fit.
Timex
Fender x Timex Automatic 41mm Leather Strap Watch
- $499 recorded MSRP, $305 lower
- 41 mm case, 1 mm narrower
- Both use automatic movements
What changes
Compare models Dimensions alone do not establish wrist fit.
Citizen
NY0129-07L
- $505 recorded MSRP, $299 lower
- 41 mm case, 1 mm narrower
- Both use automatic movements
What changes
Compare models Lug-to-lug is not recorded for this match.
Seiko
Prospex Sea PADI Special Edition
- $650 recorded MSRP, $154 lower
- 45 mm case, 3 mm wider
- Both use automatic movements
What changes
Compare models Dimensions alone do not establish wrist fit.
Bulova
Oceanographer GMT
- 41 mm case, 1 mm narrower
- Both use automatic movements
What changes
$1,395 recorded MSRP, $591 higher
Bulova
Red Dial Stainless Steel Bracelet Marine Star 98B472
- $550 recorded MSRP, $254 lower
- 41 mm case, 1 mm narrower
- Both use automatic movements
What changes
Compare models Lug-to-lug is not recorded for this match.
Seiko
Prospex Sea
- 41 mm case, 1 mm narrower
- Same Seiko 6R35 caliber
What changes
Compare models $900 recorded MSRP, $96 higher
Christopher Ward
C60 #tide
- Same 42 mm case diameter
- Both use automatic movements
What changes
Compare models $1,575 recorded MSRP, $771 higher
Christopher Ward
C60 Pool Diver
- 41 mm case, 1 mm narrower
- Both use automatic movements
What changes
Compare models $1,250 recorded MSRP, $446 higher
Glycine
Men's Airman Double Twelve 42mm Automatic Watch GL0062
- $590 recorded MSRP, $214 lower
- Same 42 mm case diameter
- Both use automatic movements
What changes
Compare models Lug-to-lug is not recorded for this match.
Cheaper alternatives· 12
Matches in a lower price band. A recorded MSRP difference is shown only when both prices are known.
Orient
75th Anniversary RA-TX0210L10B
- $375 recorded MSRP, $429 lower
- 42.8 mm case, 0.8 mm wider
- Both use automatic movements
What changes
Compare models Dimensions alone do not establish wrist fit.
Glycine
Men's Combat Quartz 40mm Watch
- $240 recorded MSRP, $564 lower
- 40 mm case, 2 mm narrower
- Both use automatic movements
What changes
Compare models Lug-to-lug is not recorded for this match.
Orient
AA08 Diver Watch
- $390 recorded MSRP, $414 lower
- 41.8 mm case, 0.2 mm narrower
- Both use automatic movements
What changes
Compare models Dimensions alone do not establish wrist fit.
Orient
Kamasu
- $375 recorded MSRP, $429 lower
- 41.8 mm case, 0.2 mm narrower
- Both use automatic movements
What changes
Compare models Dimensions alone do not establish wrist fit.
Timex
Pan Am x Timex Waterbury Automatic Ace 41mm
- $359 recorded MSRP, $445 lower
- 41 mm case, 1 mm narrower
- Both use automatic movements
What changes
Lug-to-lug is not recorded for this match.
Timex
Peanuts x Timex Marlin Automatic Saxophonist 40mm
- $339 recorded MSRP, $465 lower
- 40 mm case, 2 mm narrower
- Both use automatic movements
What changes
Compare models Lug-to-lug is not recorded for this match.
Timex
Marlin Automatic 40mm Leather Strap Watch
- $299 recorded MSRP, $505 lower
- 40 mm case, 2 mm narrower
- Both use automatic movements
What changes
Lug-to-lug is not recorded for this match.
Bulova
Black Dial Stainless Steel Bracelet Vintage Sea Hunter 43B175
- $395 recorded MSRP, $409 lower
- 39 mm case, 3 mm narrower
- Both use automatic movements
What changes
Compare models Lug-to-lug is not recorded for this match.
Vostok
Amphibia 120512
- $181 recorded MSRP, $623 lower
- 40 mm case, 2 mm narrower
- Both use automatic movements
What changes
Compare models Dimensions alone do not establish wrist fit.
AETHELSOHN
Horizon Azure GMT - Blue Dial Automatic Watch with Dual Time
- $265 recorded MSRP, $539 lower
- 38 mm case, 4 mm narrower
- Both use automatic movements
What changes
Compare models Dimensions alone do not establish wrist fit.
AETHELSOHN
Horizon GMT Automatic Watch
- $245 recorded MSRP, $559 lower
- 38 mm case, 4 mm narrower
- Both use automatic movements
What changes
Compare models Dimensions alone do not establish wrist fit.
AETHELSOHN
Horizon Shadow GMT Automatic Watch
- $255 recorded MSRP, $549 lower
- 38 mm case, 4 mm narrower
- Both use automatic movements
What changes
Compare models Dimensions alone do not establish wrist fit.
Pricier alternatives· 12
Matches in a higher price band. Check the specifications to decide whether the differences matter to you.
Bremont
S502
- 43 mm case, 1 mm wider
- Both use automatic movements
What changes
Compare models $5,100 recorded MSRP, $4,296 higher
DOXA
SUB 300 Beta
- 42.5 mm case, 0.5 mm wider
- Both use automatic movements
What changes
Compare models $2,490 recorded MSRP, $1,686 higher
Glycine
Men's Airman SST GMT 43mm Automatic Watch GL0310
- 43 mm case, 1 mm wider
- Both use automatic movements
What changes
Compare models $3,400 recorded MSRP, $2,596 higher
Glycine
Men's Airman SST GMT 43mm Automatic Watch GL0312
- 43 mm case, 1 mm wider
- Both use automatic movements
What changes
Compare models $3,400 recorded MSRP, $2,596 higher
Glycine
Men's Combat Sub Sport GMT 42mm Automatic Watch GL0381
- Same 42 mm case diameter
- Both use automatic movements
What changes
Compare models $2,995 recorded MSRP, $2,191 higher
Marathon
Arctic OSAR 41mm Automatic
- 41 mm case, 1 mm narrower
- Both use automatic movements
What changes
Compare models $1,800 recorded MSRP, $996 higher
Marathon
GSAR (Government Search & Rescue) Diver's Automatic
- 41 mm case, 1 mm narrower
- Both use automatic movements
What changes
Compare models $2,500 recorded MSRP, $1,696 higher
Marathon
Jeep Rubicon GSAR
- 41 mm case, 1 mm narrower
- Both use automatic movements
What changes
Compare models $2,100 recorded MSRP, $1,296 higher
Omega
Seamaster Diver 300M Co Axial Master Chronometer 42mm
- Same 42 mm case diameter
- Both use automatic movements
What changes
Compare models $9,600 recorded MSRP, $8,796 higher
Omega
Seamaster Diver 300M Co Axial Master Chronometer 42mm
- Same 42 mm case diameter
- Both use automatic movements
What changes
Compare models $6,300 recorded MSRP, $5,496 higher
Christopher Ward
C60 Lympstone
- Same 42 mm case diameter
- Both use automatic movements
What changes
Compare models $1,615 recorded MSRP, $811 higher
DOXA
SUB 200 C-GRAPH II
- Same 42 mm case diameter
- Both use automatic movements
What changes
Compare models $2,890 recorded MSRP, $2,086 higher
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