Side by side
Serket Watch Co Reef MarianavsTudor Black Bay
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Reef Mariana40mm
Black Bay41mm
Power Reserve
Reef Mariana—
Black Bay70h
Water Resistance
Reef Mariana200m
Black Bay200m
MSRP
Reef Mariana$449
Black Bay—
Full specifications
Case
7 specsCategory
—
Diver
Diameter
40mm
41mm
Thickness
13.2mm
14.7mm
Lug-to-Lug
47.5mm
46mm
Lug Width
20mm
22mm
Finish
Brushed and polished
Polished + Satin
Caseback
Solid
Engraved
Crystal & Dial
2 specsDial Color
Orange
Black
Lume
BGW9
None
Movement
2 specsCaliber
Seiko NH35
MT5602
Power Reserve
—
70h
Pricing
1 specsMSRP
$449
—
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