HOFFMAN
Diver 40 Aqua Blue
- 40 mm case, 1 mm narrower
- Same Seiko NH35 caliber
What changes
Compare models Lug-to-lug is not recorded for this match.
Watch alternatives
Alternatives to the Monterey Watch Co. Sea-Siren
Keep what you like. Explore what could be different. Compare 48 catalog matches by dimensions, movement and price.
- Case diameter
- 41 mm
- Lug-to-lug
- Not recorded
- Movement
- Automatic
- Catalog MSRP
- Not recorded
The starting pointStarting points
Choose the differences that matter to you.
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.
DIFICIANO
Marlin
- 40 mm case, 1 mm narrower
- Same Seiko NH35 caliber
What changes
Dimensions alone do not establish wrist fit.
Duxot
Atlantica Diver Automatic
- 42 mm case, 1 mm wider
- Same Seiko NH35 caliber
What changes
Dimensions alone do not establish wrist fit.
Duxot
Henri Diver Automatic
- Same 41 mm case diameter
- Same Seiko NH35 caliber
What changes
Dimensions alone do not establish wrist fit.
Serket Watch Co
Reef Mariana
- 40 mm case, 1 mm narrower
- Same Seiko NH35 caliber
What changes
Dimensions alone do not establish wrist fit.
Ventus Watches
Northstar
- 40 mm case, 1 mm narrower
- Same Seiko NH35 caliber
What changes
Dimensions alone do not establish wrist fit.
Aigi Watches
Arctic Diver Black Dive Watch
- Same 41 mm case diameter
- Same Seiko NH35 caliber
What changes
Dimensions alone do not establish wrist fit.
Audaz
Sea Ranger ADZ-2050
- 42 mm case, 1 mm wider
- Same Seiko NH35 caliber
What changes
Dimensions alone do not establish wrist fit.
Audaz
ADZ-3040
- 42 mm case, 1 mm wider
- Same Seiko NH35 caliber
What changes
Dimensions alone do not establish wrist fit.
Audaz
ADZ-3050
- 42 mm case, 1 mm wider
- Same Seiko NH35 caliber
What changes
Dimensions alone do not establish wrist fit.
Duxot
Marcel Automatic
- 40 mm case, 1 mm narrower
- Same Seiko NH35 caliber
What changes
Dimensions alone do not establish wrist fit.
Revelot
R11
- 42 mm case, 1 mm wider
- Same Seiko NH35 caliber
What changes
Lug-to-lug is not recorded for this match.
Mainstream picks· 12
Established-brand matches. Compare the recorded dimensions, movement and price for each watch.
Invicta
Pro Diver 8927OB
- 40 mm case, 1 mm narrower
- Same Seiko NH35 caliber
What changes
Lug-to-lug is not recorded for this match.
Invicta
Pro Diver 5053OBXL
- 43 mm case, 2 mm wider
- Same Seiko NH35 caliber
What changes
Lug-to-lug is not recorded for this match.
Invicta
Pro Diver 29176
- 42 mm case, 1 mm wider
- Same Seiko NH35 caliber
What changes
Lug-to-lug is not recorded for this match.
Glycine
Men's Combat Sub 42mm Automatic Watch GL0094
- 42 mm case, 1 mm wider
- Both use automatic movements
What changes
Lug-to-lug is not recorded for this match.
Glycine
Men's Combat Quartz 40mm Watch
- 40 mm case, 1 mm narrower
- Both use automatic movements
What changes
Lug-to-lug is not recorded for this match.
Orient
Kamasu
- 41.8 mm case, 0.8 mm wider
- Both use automatic movements
What changes
Dimensions alone do not establish wrist fit.
Glycine
Men's Airman Double Twelve 42mm Automatic Watch GL0062
- 42 mm case, 1 mm wider
- Both use automatic movements
What changes
Lug-to-lug is not recorded for this match.
Seiko
Prospex Sea Save the Ocean Special Edition
- 45 mm case, 4 mm wider
- Both use automatic movements
What changes
Dimensions alone do not establish wrist fit.
Seiko
Prospex Sea
- 41.7 mm case, 0.7 mm wider
- Both use automatic movements
What changes
Dimensions alone do not establish wrist fit.
Timex
Deepwater Meridian 200 Automatic GMT 42mm Stainless Steel Bracelet Watch
- 42 mm case, 1 mm wider
- Both use automatic movements
What changes
Lug-to-lug is not recorded for this match.
Orient
Diver Design 40
- 39.9 mm case, 1.1 mm narrower
- Both use automatic movements
What changes
Dimensions alone do not establish wrist fit.
Orient
AC0Q-40 Diver Watch
- 39.9 mm case, 1.1 mm narrower
- Both use automatic movements
What changes
Dimensions alone do not establish wrist fit.
Cheaper alternatives· 12
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, 2 mm narrower
- Both use automatic movements
What changes
MSRP is not recorded for this match.
Swatch
The Swatch Sistem51 Hodinkee Summer Ed
- 42 mm case, 1 mm wider
- Both use automatic movements
What changes
Dimensions alone do not establish wrist fit.
Seiko
Conceptual SNXS79K1
- 37 mm case, 4 mm narrower
- Both use automatic movements
What changes
Lug-to-lug is not recorded for this match.
Timex
Expedition Field Solar 41mm Eco-Friendly Fabric Strap Watch - TW2Y30000
- Same 41 mm case diameter
What changes
Quartz movement instead of automatic
Seiko
Conceptual SNK807K2
- 37 mm case, 4 mm narrower
- Both use automatic movements
What changes
Lug-to-lug is not recorded for this match.
Seiko
SCVE007
- 40.5 mm case, 0.5 mm narrower
- Both use automatic movements
What changes
Dimensions alone do not establish wrist fit.
Timex
Diver Inspired 42mm Stainless Steel Bracelet Watch
- 42 mm case, 1 mm wider
What changes
Quartz movement instead of automatic
Timex
Main Street NASA Artemis 40mm Silicone Strap Watch
- 40 mm case, 1 mm narrower
What changes
Compare models Quartz movement instead of automatic
Swatch
Sistem Sea
- 42 mm case, 1 mm wider
- Both use automatic movements
What changes
Dimensions alone do not establish wrist fit.
Swatch
Waktu51
- 42 mm case, 1 mm wider
- Both use automatic movements
What changes
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.
Seiko
Prospex Sea 1965 Heritage Diver's Watch
- 40 mm case, 1 mm narrower
- Both use automatic movements
What changes
Dimensions alone do not establish wrist fit.
Tissot
T-Race
- Same 41 mm case diameter
- Both use automatic movements
What changes
Lug-to-lug is not recorded for this match.
Longines
LEGEND DIVER 42
- 42 mm case, 1 mm wider
- Both use automatic movements
What changes
Dimensions alone do not establish wrist fit.
Breitling
Avenger Automatic
- 42 mm case, 1 mm wider
- Both use automatic movements
What changes
Lug-to-lug is not recorded for this match.
Bremont
Supermarine 300M
- 40 mm case, 1 mm narrower
- Both use automatic movements
What changes
Lug-to-lug is not recorded for this match.
Glycine
Men's Combat Sub Box Ceramic 41mm Automatic Watch
- Same 41 mm case diameter
- Both use automatic movements
What changes
Lug-to-lug is not recorded for this match.
Christopher Ward
C60 Trident Pro 300
- 40 mm case, 1 mm narrower
- Both use automatic movements
What changes
Dimensions alone do not establish wrist fit.
Glycine
Combat Sub Sport GMT
- 42 mm case, 1 mm wider
- Both use automatic movements
What changes
Lug-to-lug is not recorded for this match.
Tudor
Black Bay 58 79030
- 39 mm case, 2 mm narrower
- Both use automatic movements
What changes
Lug-to-lug is not recorded for this match.
Breitling
Avenger Automatic 42 America250
- 42 mm case, 1 mm wider
- Both use automatic movements
What changes
Lug-to-lug is not recorded for this match.
Bremont
S302
- 40 mm case, 1 mm narrower
- Both use automatic movements
What changes
Lug-to-lug is not recorded for this match.
IWC Schaffhausen
Iw328801 Aquatimer Automatic
- 42 mm case, 1 mm wider
- Both use automatic movements
What changes
Lug-to-lug is not recorded for this match.
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