Side by side
Sugess Ocean Star S421vsTudor Black Bay GMT S&G
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
19 of 29 specs differDiameter
Ocean Star S42140mm
Black Bay GMT S&G41mm
Power Reserve
Ocean Star S42140h
Black Bay GMT S&G70h
Water Resistance
Ocean Star S421300m
Black Bay GMT S&G200m
MSRP
Ocean Star S421$449
Black Bay GMT S&G$5,825
Full specifications
Case
7 specsCategory
Diver
GMT
Diameter
40mm
41mm
Thickness
12.7mm
14.6mm
Lug Width
20mm
22mm
Finish
Brushed and polished
Polished + Satin
Water Resistance
300m
200m
Caseback
Solid
Engraved
Crystal & Dial
4 specsCrystal Shape
Flat
—
AR Coating
Inner
—
Dial Color
SU116610LB Black
Black
Indices
Applied
—
Movement
7 specsCaliber
Seagull ST2130/Seiko NH35
MT5652
Beat Rate
4 vph
0 vph
Power Reserve
40h
70h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
GMT, Chronograph, Moonphase, Date
GMT
Pricing
1 specsMSRP
$449
$5,825
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