Duckworth Prestex
Belmont 300 Automatic
- $1,250 recorded MSRP, $749 lower
- Same 42 mm case diameter
- 50 mm lug-to-lug, 0.5 mm longer
What changes
Dimensions alone do not establish wrist fit.
Watch alternatives
Alternatives to the Xeric NASA Artemis Tumbler Automatic
Keep what you like. Explore what could be different. Compare 47 catalog matches by dimensions, movement and price.
- Case diameter
- 42 mm
- Lug-to-lug
- 49.5 mm
- Movement
- Automatic
- Catalog MSRP
- $1,999
The starting pointStarting points
Choose the differences that matter to you.
Closest catalog matchDuckworth Prestex Belmont 300 Automatic$1,250 recorded MSRP, $749 lowerSee the match Lower recorded MSRPNautage Diver II$570 recorded MSRP, $1,429 lowerSee the match Shorter lug-to-lugHelicon Siebe Gorman Type D Professional Diver47.5 mm lug-to-lug, 2 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
47 matches
Microbrand picks· 12
Discover smaller makers with catalog similarities to this watch.
Nautage
Diver II
- $570 recorded MSRP, $1,429 lower
- 41 mm case, 1 mm narrower
- 49 mm lug-to-lug, 0.5 mm shorter
What changes
1 mm thinner case
Xeric
NASA Voyager Automatic 1000m Diver
- $499 recorded MSRP, $1,500 lower
- 44 mm case, 2 mm wider
- Both use automatic movements
What changes
Compare models Lug-to-lug is not recorded for this match.
Helicon
Siebe Gorman Type D Professional Diver
- $747 recorded MSRP, $1,252 lower
- 41 mm case, 1 mm narrower
- 47.5 mm lug-to-lug, 2 mm shorter
What changes
1.1 mm thinner case
Marloe Watch Company
Sceptre
- $399 recorded MSRP, $1,600 lower
- Same 42 mm case diameter
- Same Miyota 9039 caliber
What changes
0.3 mm thinner case
Héron Watches
Marinor
- $620 recorded MSRP, $1,379 lower
- 39 mm case, 3 mm narrower
- Same Miyota 9039 caliber
What changes
Lug-to-lug is not recorded for this match.
Marloe Watch Company
Morar 310
- $499 recorded MSRP, $1,500 lower
- Same 42 mm case diameter
- Same Miyota 9039 caliber
What changes
1 mm thinner case
Marloe Watch Company
Solent Timer
- $399 recorded MSRP, $1,600 lower
- Same 42 mm case diameter
- Same Miyota 9039 caliber
What changes
1 mm thinner case
Santurce
Islander x Santurce Collection Tortuga
- $429 recorded MSRP, $1,570 lower
- 40.5 mm case, 1.5 mm narrower
- 47 mm lug-to-lug, 2.5 mm shorter
What changes
0.5 mm thinner case
Wolbrook
Skindiver Automatic 38mm
- $549 recorded MSRP, $1,450 lower
- 38 mm case, 4 mm narrower
- Same Miyota 9039 caliber
What changes
1 mm thinner case
Xeric
NASA Trappist-1 Automatic Sapphire Jupiter
- $550 recorded MSRP, $1,449 lower
- 44 mm case, 2 mm wider
- 47 mm lug-to-lug, 2.5 mm shorter
What changes
Compare models 6 mm thicker case
BEHRENS
Starship-II
- $1,920 recorded MSRP, $79 lower
- Same 42 mm case diameter
- Both use automatic movements
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.
DOXA
Sub 300T Ti
- 42.5 mm case, 0.5 mm wider
- Both use automatic movements
What changes
$3,190 recorded MSRP, $1,191 higher
Junghans
1972 Chronoscope Sports Edition 2026
- $1,050 recorded MSRP, $949 lower
- 43.3 mm case, 1.3 mm wider
- Both use automatic movements
What changes
1.7 mm thinner case
Junghans
FORM A Chronoscope, Date English
- Same 42 mm case diameter
- Both use automatic movements
What changes
0.5 mm thicker case. $2,510 recorded MSRP, $511 higher
Junghans
1972 Competition
- 45.5 mm case, 3.5 mm wider
- Both use automatic movements
What changes
$3,110 recorded MSRP, $1,111 higher
Bell & Ross
V2-92 Garde-Côtes
- 41 mm case, 1 mm narrower
- Both use automatic movements
What changes
$3,700 recorded MSRP, $1,701 higher
DOXA
SUB 300 Ti5 Clive Cussler
- 42.5 mm case, 0.5 mm wider
- Both use automatic movements
What changes
$3,390 recorded MSRP, $1,391 higher
Bell & Ross
V2-92
- 41 mm case, 1 mm narrower
- Both use automatic movements
What changes
$3,800 recorded MSRP, $1,801 higher
Glycine
Airman SST GMT
- 43 mm case, 1 mm wider
- Both use automatic movements
What changes
1.4 mm thinner case. $3,400 recorded MSRP, $1,401 higher
DOXA
SUB 250T GMT
- 40 mm case, 2 mm narrower
- Both use automatic movements
What changes
$2,790 recorded MSRP, $791 higher
TAG Heuer
Connected
- $1,750 recorded MSRP, $249 lower
- 45 mm case, 3 mm wider
- Both use automatic movements
What changes
1.8 mm thicker case
TAG Heuer
Connected Calibre E5
- $1,600 recorded MSRP, $399 lower
- 40 mm case, 2 mm narrower
What changes
1 mm thicker case
Marathon
OSAR-D (Original SAR with Date) Automatic 41mm
- $1,800 recorded MSRP, $199 lower
- 41 mm case, 1 mm narrower
- 43.5 mm lug-to-lug, 6 mm shorter
What changes
Dimensions alone do not establish wrist fit.
Cheaper alternatives· 11
Matches in a lower price band. A recorded MSRP difference is shown only when both prices are known.
Glycine
Airman SST GMT GL0309
- $905 recorded MSRP, $1,094 lower
- 43 mm case, 1 mm wider
- Both use automatic movements
What changes
Lug-to-lug is not recorded for this match.
Glycine
Airman SST 12 Purist GL0146
- $995 recorded MSRP, $1,004 lower
- 43 mm case, 1 mm wider
- Both use automatic movements
What changes
2 mm thinner case
Glycine
Combat Sub
- $515 recorded MSRP, $1,484 lower
- Same 42 mm case diameter
- Both use automatic movements
What changes
Lug-to-lug is not recorded for this match.
Hamilton
Khaki Navy Scuba Auto
- $975 recorded MSRP, $1,024 lower
- 40 mm case, 2 mm narrower
- Both use automatic movements
What changes
Lug-to-lug is not recorded for this match.
Seiko
SARX029
- $699 recorded MSRP, $1,300 lower
- 40.5 mm case, 1.5 mm narrower
- 47.8 mm lug-to-lug, 1.7 mm shorter
What changes
1 mm thinner case
Tissot
Seastar 2000 Professional 44mm
- $896 recorded MSRP, $1,103 lower
- 44 mm case, 2 mm wider
- Both use automatic movements
What changes
2.3 mm thicker case
Orient
Neo Classic Sports LE
- $425 recorded MSRP, $1,574 lower
- 43.5 mm case, 1.5 mm wider
- Both use automatic movements
What changes
0.9 mm thicker case
Seiko
Seiko 5 Sports SRPK73
- $375 recorded MSRP, $1,624 lower
- 42.5 mm case, 0.5 mm wider
- 46 mm lug-to-lug, 3.5 mm shorter
What changes
0.4 mm thicker case
Seiko
Prospex 1968 Mechanical Divers Modern Design
- $570 recorded MSRP, $1,429 lower
- 44 mm case, 2 mm wider
- Both use automatic movements
What changes
Lug-to-lug is not recorded for this match.
Stowa
Chronograph 1938 black
- 41 mm case, 1 mm narrower
- 50.2 mm lug-to-lug, 0.7 mm longer
- Both use automatic movements
What changes
0.7 mm thicker case
Orient
Mako-3 AA08 Diver
- $375 recorded MSRP, $1,624 lower
- 41.8 mm case, 0.2 mm narrower
- 46.8 mm lug-to-lug, 2.7 mm shorter
What changes
0.2 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
- Same 42 mm case diameter
- 49.9 mm lug-to-lug, 0.4 mm longer
- Both use automatic movements
What changes
0.6 mm thicker case. $6,900 recorded MSRP, $4,901 higher
Omega
Seamaster Planet Ocean 600M Co Axial Master Chronometer 42mm
- Same 42 mm case diameter
- 47.5 mm lug-to-lug, 2 mm shorter
- Both use automatic movements
What changes
0.8 mm thicker case. $8,900 recorded MSRP, $6,901 higher
Breitling
Superocean Automatic
- Same 42 mm case diameter
- Both use automatic movements
What changes
0.4 mm thinner case. $5,700 recorded MSRP, $3,701 higher
Norqain
Adventure Neverest 40mm Limited Edition
- 40 mm case, 2 mm narrower
- 48.3 mm lug-to-lug, 1.2 mm shorter
- Both use automatic movements
What changes
0.4 mm thinner case. $5,028 recorded MSRP, $3,029 higher
Fortis
Flieger F-43 Triple-GMT
- 43 mm case, 1 mm wider
- Both use automatic movements
What changes
1 mm thicker case. $4,840 recorded MSRP, $2,841 higher
Norqain
Independence Skeleton Chrono 42mm
- Same 42 mm case diameter
- 49.8 mm lug-to-lug, 0.3 mm longer
- Both use automatic movements
What changes
0.9 mm thicker case. $7,650 recorded MSRP, $5,651 higher
Fortis
Marinemaster M-44
- 44 mm case, 2 mm wider
- Both use automatic movements
What changes
1 mm thicker case. $5,120 recorded MSRP, $3,121 higher
DOXA
SUB 300 Carbon
- 42.5 mm case, 0.5 mm wider
- Both use automatic movements
What changes
$4,390 recorded MSRP, $2,391 higher
Bell & Ross
BR V2-94 R.S.18
- 41 mm case, 1 mm narrower
- Both use automatic movements
What changes
$4,968 recorded MSRP, $2,969 higher
Bell & Ross
BR-X5 Blue Lum
- 41 mm case, 1 mm narrower
- Both use automatic movements
What changes
0.2 mm thinner case. $12,852 recorded MSRP, $10,853 higher
Bremont
S302
- 40 mm case, 2 mm narrower
- Both use automatic movements
What changes
$4,150 recorded MSRP, $2,151 higher
Bremont
Supermarine 500M
- 43 mm case, 1 mm wider
- Both use automatic movements
What changes
$5,950 recorded MSRP, $3,951 higher
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