Side by side

Sugess Ocean Star S421vsSpinnaker Bradner GMT

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Ocean Star S421
SugessOcean Star S421
MSRP $449
Bradner GMT
SpinnakerBradner GMT
MSRP $299

At a glance

12 of 29 specs differ
Diameter
Ocean Star S42140mm
Bradner GMT42mm
Power Reserve
Ocean Star S42140h
Bradner GMT40h
Water Resistance
Ocean Star S421300m
Bradner GMT180m
MSRP
Ocean Star S421$449
Bradner GMT$299

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
40mm
42mm
Thickness
12.7mm
15mm
Lug-to-Lug
46mm
50mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
180m

Crystal & Dial

1 specs
Dial Color
SU116610LB Black
Brown

Movement

3 specs
Caliber
Seagull ST2130/Seiko NH35
Seiko NH34A
Beat Rate
4 vph
28,800 vph
Complications
GMT, Chronograph, Moonphase, Date
None

Pricing

1 specs
MSRP
$449
$299

Follow this matchup

Get a note when Sugess Ocean Star S421 vs Spinnaker Bradner GMT gets more votes, a community discussion, or a price drop. No account needed.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Yema Superman Dato CMM.10
Yemamicro

Superman Dato CMM.10

9 watches · 22 variantsSuperman
39.5mm·Automatic·300m WR
$1,777MSRP
—Used
Spinnaker Tesei Mille Metri GMT
Spinnakermicro

Tesei Mille Metri GMT

4 watches · 10 variantsTesei
44mm·Automatic·1000m WR
$559MSRP
—Used
Dryden Pathfinder
Drydenmicro

Pathfinder

9 variantsPathfinder
41mm·Automatic·201m WR
$650MSRP
—Used
Zelos Blacktip 200m GMT
Zelosmicro

Blacktip 200m GMT

3 watches · 15 variantsBlacktip
41mm·Automatic·200m WR
$499MSRP
—Used
Geckota Sea-Hunter Dive Watch
Geckotamicro

Sea-Hunter Dive Watch

6 variantsSea-Hunter
40mm·Automatic·200m WR
$349MSRP
—Used
Yema Navygraf Marine Nationale GMT Paris
Yemamicro

Navygraf Marine Nationale GMT Paris

9 watches · 12 variantsNavygraf
39mm·Automatic·100m WR
$944MSRP
—Used
Marathon OSAR-D (Original SAR with Date) Automatic 41mm
Marathonmicro

OSAR-D (Original SAR with Date) Automatic 41mm

6 watches · 6 variantsOSAR
41mm·Automatic·300m WR
$1,800MSRP
—Used
Marathon Jeep Rubicon TSAR
Marathonmicro
Jeep x Marathon

Jeep Rubicon TSAR

4 watches · 4 variantsJeep x Marathon
41mm·Automatic·300m WR
$1,650MSRP
—Used
All alternatives to the Ocean Star S421 →All alternatives to the Bradner GMT →
Explore the full catalog
Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.

Spinnaker Bradner GMTvsYema Superman Dato CMM.10Dryden PathfindervsSpinnaker Bradner GMTGeckota Sea-Hunter Dive WatchvsSpinnaker Bradner GMTMarathon OSAR-D (Original SAR with Date) Automatic 41mmvsSpinnaker Bradner GMTSugess Ocean Star S421vsSpinnaker Tesei Mille Metri GMTSugess Ocean Star S421vsZelos Blacktip 200m GMT
Edit this comparisonAdd another watchExplore more 39–43mm watches