Side by side
Sheffield Deep Gray 300vsTudor Black Bay GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
19 of 29 specs differDiameter
Deep Gray 30042mm
Black Bay GMT41mm
Power Reserve
Deep Gray 30040h
Black Bay GMT70h
Water Resistance
Deep Gray 300300m
Black Bay GMT200m
MSRP
Deep Gray 300$258
Black Bay GMT$5,275
Full specifications
Case
7 specsCategory
—
GMT
Diameter
42mm
41mm
Thickness
13.8mm
14.6mm
Lug-to-Lug
52mm
46mm
Finish
Brushed and polished
Polished + Satin
Water Resistance
300m
200m
Caseback
Solid
Solid screw-down
Crystal & Dial
4 specsCrystal Shape
Flat
—
AR Coating
Inner
—
Dial Color
—
Black
Indices
Applied
—
Movement
7 specsCaliber
Seiko NH35
MT5652
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
70h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
GMT
Pricing
1 specsMSRP
—
$5,275
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