Side by side
Tudor Black BayvsVaer D4 Outerknown Solar Diver
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Black Bay41mm
D4 Outerknown Solar Diver39mm
Power Reserve
Black Bay70h
D4 Outerknown Solar Diver40h
Water Resistance
Black Bay200m
D4 Outerknown Solar Diver200m
MSRP
Black Bay—
D4 Outerknown Solar Diver$549
Full specifications
Case
6 specsDiameter
41mm
39mm
Thickness
14.7mm
13.18mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Polished + Satin
Brushed and polished
Caseback
Engraved
Solid
Crystal & Dial
2 specsCrystal
Sapphire
Domed Sapphire
Dial Color
Black
Blue
Movement
3 specsCaliber
MT5602
—
Type
Automatic
Quartz
Power Reserve
70h
40h
Pricing
1 specsMSRP
—
$549
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