MMI Watches
Turret 300M - Model: TR1-WL (Steel BLACK) (NO DATE)
- $425 recorded MSRP, $7,575 lower
- 40 mm case, 1 mm narrower
- 47 mm lug-to-lug, 1 mm shorter
What changes
Compare models Dimensions alone do not establish wrist fit.
Watch alternatives
Alternatives to the Omega Seamaster 300 Co Axial Master Chronometer 41mm
Reference 234.30.41.21.01.001
Keep what you like. Explore what could be different. Compare 49 catalog matches by dimensions, movement and price.
- Case diameter
- 41 mm
- Lug-to-lug
- 48 mm
- Movement
- Automatic
- Catalog MSRP
- $8,000
The starting pointStarting points
Choose the differences that matter to you.
Closest catalog matchOmega Seamaster 300 Co Axial Master Chronometer 41mmSame 41 mm case diameterSee the match Lower recorded MSRPBremont Supermarine 300M$4,700 recorded MSRP, $3,300 lowerSee the match Shorter lug-to-lugOmega Seamaster Planet Ocean 600M Co Axial Master Chronometer 42mm47.5 mm lug-to-lug, 0.5 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
49 matches
Microbrand picks· 12
Discover smaller makers with catalog similarities to this watch.
MMI Watches
Turret 300M - Model: TR3-WL (Gunmetal GREY) (NO DATE)
- $425 recorded MSRP, $7,575 lower
- 40 mm case, 1 mm narrower
- 47 mm lug-to-lug, 1 mm shorter
What changes
Compare models Dimensions alone do not establish wrist fit.
Elliot Brown
Beachmaster Automatic 0H0-A01-B07
- $2,820 recorded MSRP, $5,180 lower
- 40 mm case, 1 mm narrower
- Both use automatic movements
What changes
Compare models 0.2 mm thicker case
MMI Watches
Turret 300M - Model: TR1-OR (Steel BLACK) (NO DATE) (OLD Radium)
- $425 recorded MSRP, $7,575 lower
- 40 mm case, 1 mm narrower
- 47 mm lug-to-lug, 1 mm shorter
What changes
Compare models Dimensions alone do not establish wrist fit.
Aquastar
Benthos Professional
- $1,590 recorded MSRP, $6,410 lower
- 42 mm case, 1 mm wider
- Both use automatic movements
What changes
Compare models 0.2 mm thinner case
Elliot Brown
Beachmaster Automatic Signature: 0H0-A06
- $1,931 recorded MSRP, $6,069 lower
- 40 mm case, 1 mm narrower
- Both use automatic movements
What changes
Compare models 0.2 mm thicker case
Elliot Brown
Beachmaster Automatic: 0H0-A02-B12
- $2,820 recorded MSRP, $5,180 lower
- 40 mm case, 1 mm narrower
- Both use automatic movements
What changes
Compare models 0.2 mm thicker case
Aquatico
Sea star V2 black dial ceramic bezel No Date
- $699 recorded MSRP, $7,301 lower
- 42 mm case, 1 mm wider
- 50 mm lug-to-lug, 2 mm longer
What changes
Compare models 0.8 mm thinner case
Audaz
Sea Ranger ADZ-2050
- $375 recorded MSRP, $7,625 lower
- 42 mm case, 1 mm wider
- 50 mm lug-to-lug, 2 mm longer
What changes
Compare models 0.7 mm thicker case
Filippo Loreti Watches
Aquadiver
- $475 recorded MSRP, $7,525 lower
- 40 mm case, 1 mm narrower
- Both use automatic movements
What changes
Compare models 0.4 mm thinner case
Lorier
Neptune SIV
- $599 recorded MSRP, $7,401 lower
- 39 mm case, 2 mm narrower
- Both use automatic movements
What changes
Compare models Lug-to-lug is not recorded for this match.
Méraud
Bonaire
- $925 recorded MSRP, $7,075 lower
- 40 mm case, 1 mm narrower
- 48.6 mm lug-to-lug, 0.6 mm longer
What changes
Compare models 1.7 mm thinner case
Mainstream picks· 12
Established-brand matches. Compare the recorded dimensions, movement and price for each watch.
Omega
Seamaster 300 Co Axial Master Chronometer 41mm
- Same 41 mm case diameter
- Same Omega 8912 caliber
What changes
Compare models $15,700 recorded MSRP, $7,700 higher
Omega
Seamaster Planet Ocean 600M Co Axial Master Chronometer 42mm
- 42 mm case, 1 mm wider
- 47.5 mm lug-to-lug, 0.5 mm shorter
- Same Omega 8912 caliber
What changes
Compare models $8,600 recorded MSRP, $600 higher
Bremont
Supermarine 300M
- $4,700 recorded MSRP, $3,300 lower
- 40 mm case, 1 mm narrower
- Both use automatic movements
What changes
Compare models 1.8 mm thinner case
Bremont
S302
- $4,400 recorded MSRP, $3,600 lower
- 40 mm case, 1 mm narrower
- Both use automatic movements
What changes
Compare models 0.8 mm thinner case
Omega
Seamaster Planet Ocean 6000M Co Axial Master Chronometer 45 5mm
- 45.5 mm case, 4.5 mm wider
- 51.9 mm lug-to-lug, 3.9 mm longer
- Same Omega 8912 caliber
What changes
Compare models 4.3 mm thicker case. $14,300 recorded MSRP, $6,300 higher
Breitling
Superocean Heritage B20 Automatic
- $6,100 recorded MSRP, $1,900 lower
- 42 mm case, 1 mm wider
- Both use automatic movements
What changes
Compare models 0.5 mm thicker case
Breitling
Superocean Heritage B20 Automatic
- $7,250 recorded MSRP, $750 lower
- 42 mm case, 1 mm wider
- Both use automatic movements
What changes
Compare models 0.5 mm thicker case
Bremont
S502
- $5,100 recorded MSRP, $2,900 lower
- 43 mm case, 2 mm wider
- Both use automatic movements
What changes
Compare models 2.7 mm thicker case
Rolex
Submariner
- Same 41 mm case diameter
- Both use automatic movements
What changes
Compare models $10,050 recorded MSRP, $2,050 higher
Breitling
Superocean Automatic 42
- $4,950 recorded MSRP, $3,050 lower
- 42 mm case, 1 mm wider
- Both use automatic movements
What changes
Compare models 0.5 mm thinner case
Longines
Legend Diver 59
- $4,100 recorded MSRP, $3,900 lower
- 42 mm case, 1 mm wider
- 50.1 mm lug-to-lug, 2.1 mm longer
What changes
Compare models 1 mm thinner case
Yema
Superman Tourbillon CMM.31 Limited Edition
- 43 mm case, 2 mm wider
- Both use automatic movements
What changes
Compare models 2.2 mm thinner case. $13,000 recorded MSRP, $5,000 higher
Cheaper alternatives· 11
Matches in a lower price band. A recorded MSRP difference is shown only when both prices are known.
Longines
HydroConquest
- $2,350 recorded MSRP, $5,650 lower
- Same 41 mm case diameter
- Both use automatic movements
What changes
Compare models Lug-to-lug is not recorded for this match.
Fortis
Marinemaster M-40
- $3,520 recorded MSRP, $4,480 lower
- 40 mm case, 1 mm narrower
- Both use automatic movements
What changes
Compare models 0.8 mm thinner case
Longines
HydroConquest GMT
- $3,350 recorded MSRP, $4,650 lower
- Same 41 mm case diameter
- 49.4 mm lug-to-lug, 1.4 mm longer
What changes
Compare models 0.9 mm thinner case
Yema
Diver
- $990 recorded MSRP, $7,010 lower
- 39.5 mm case, 1.5 mm narrower
- Both use automatic movements
What changes
Compare models 2.9 mm thinner case
Christopher Ward
C60 Lympstone
- $1,615 recorded MSRP, $6,385 lower
- 42 mm case, 1 mm wider
- 49.3 mm lug-to-lug, 1.3 mm longer
What changes
Compare models Dimensions alone do not establish wrist fit.
Longines
HydroConquest Mesh
- $2,350 recorded MSRP, $5,650 lower
- Same 41 mm case diameter
- 51.1 mm lug-to-lug, 3.1 mm longer
What changes
Compare models 1.9 mm thinner case
Yema
Superman Gilt CMM.10
- $1,699 recorded MSRP, $6,301 lower
- 39 mm case, 2 mm narrower
- Both use automatic movements
What changes
Compare models 2.5 mm thinner case
Vertex
M60 AquaLion ND
- $3,243 recorded MSRP, $4,757 lower
- 40 mm case, 1 mm narrower
- 49 mm lug-to-lug, 1 mm longer
What changes
Compare models 0.2 mm thicker case
Hamilton
Khaki Navy Frogman Auto
- $1,395 recorded MSRP, $6,605 lower
- Same 41 mm case diameter
- Both use automatic movements
What changes
Compare models 0.8 mm thinner case
Fortis
Flieger F-41
- $3,080 recorded MSRP, $4,920 lower
- Same 41 mm case diameter
- Both use automatic movements
What changes
2.3 mm thinner case
Seiko
Prospex Sea 1965 Heritage Diver's Watch
- $1,300 recorded MSRP, $6,700 lower
- 40 mm case, 1 mm narrower
- 46.4 mm lug-to-lug, 1.6 mm shorter
What changes
Compare models 0.8 mm thinner case
Pricier alternatives· 12
Matches in a higher price band. Check the specifications to decide whether the differences matter to you.
Breitling
Superocean Heritage B20 Automatic
- 42 mm case, 1 mm wider
- Both use automatic movements
What changes
Compare models 0.5 mm thicker case. $22,650 recorded MSRP, $14,650 higher
Tudor
Black Bay Ceramic
- Same 41 mm case diameter
- Both use automatic movements
What changes
Compare models 0.6 mm thicker case
Tudor
Black Bay Bronze
- 43 mm case, 2 mm wider
- Both use automatic movements
What changes
0.8 mm thicker case
Tudor
Black Bay Pro
- 39 mm case, 2 mm narrower
- Both use automatic movements
What changes
0.8 mm thicker case
Blancpain
Bathyscaphe
- 43 mm case, 2 mm wider
- Both use automatic movements
What changes
Compare models 0.4 mm thinner case. $17,100 recorded MSRP, $9,100 higher
Breitling
Superocean Automatic
- 42 mm case, 1 mm wider
- Both use automatic movements
What changes
Compare models 1.3 mm thinner case. $25,400 recorded MSRP, $17,400 higher
Breitling
Superocean Heritage B31 Automatic 40 Kelly Slater
- 40 mm case, 1 mm narrower
- Both use automatic movements
What changes
Compare models 2.1 mm thinner case
Omega
Seamaster Diver 300M Co Axial Master Chronometer 42mm
- 42 mm case, 1 mm wider
- 49.9 mm lug-to-lug, 1.9 mm longer
- Both use automatic movements
What changes
Compare models 0.3 mm thinner case. $35,000 recorded MSRP, $27,000 higher
Omega
Seamaster Ploprof 1200M Co Axial Master Chronometer 55 X 45mm
- 55 mm case, 14 mm wider
- Same Omega 8912 caliber
What changes
Compare models 1.7 mm thicker case. $16,100 recorded MSRP, $8,100 higher
Blancpain
Bathyscaphe
- 43 mm case, 2 mm wider
- Both use automatic movements
What changes
Compare models 0.4 mm thinner case. $18,600 recorded MSRP, $10,600 higher
Blancpain
Fifty Fathoms Automatique
- 42.3 mm case, 1.3 mm wider
- Both use automatic movements
What changes
Compare models 0.5 mm thicker case. $19,000 recorded MSRP, $11,000 higher
Omega
Seamaster Spectre Limited Edition 210.30.42.20.01.029
- 42 mm case, 1 mm wider
- 50 mm lug-to-lug, 2 mm longer
- Both use automatic movements
What changes
Compare models 0.4 mm thicker case
Homages & lookalikes· 2
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
AddiesKIN K002 “Urban Mechanica”
- $300 recorded MSRP, $7,700 lower
- 40 mm case, 1 mm narrower
- 45.8 mm lug-to-lug, 2.2 mm shorter
What changes
2.3 mm thinner case
San Martin
Watchdives X 38mm Chronometer Automatic SN0113W V
- $238 recorded MSRP, $7,762 lower
- 38 mm case, 3 mm narrower
- Both use automatic movements
What changes
1.3 mm thinner case
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