Side by side
Serket Watch Co ReefvsTudor 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
Reef46mm
Black Bay GMT S&G41mm
Power Reserve
Reef38h
Black Bay GMT S&G70h
Water Resistance
Reef300m
Black Bay GMT S&G200m
MSRP
Reef$899
Black Bay GMT S&G$5,825
Full specifications
Case
8 specsCategory
—
GMT
Diameter
46mm
41mm
Thickness
14mm
14.6mm
Lug-to-Lug
52mm
46mm
Lug Width
24mm
22mm
Finish
Brushed and polished
Polished + Satin
Water Resistance
300m
200m
Caseback
Solid
Engraved
Crystal & Dial
3 specsCrystal Shape
Flat
—
AR Coating
Inner
—
Indices
Applied
—
Movement
7 specsCaliber
Sellita SW200-1
MT5652
Beat Rate
28,800 vph
0 vph
Power Reserve
38h
70h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
GMT
Pricing
1 specsMSRP
$899
$5,825
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