Side by side
Borealis Watch Co. JamantavsSerket Watch Co Reef X Diver
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Jamanta42.50mm
Reef X Diver43mm
Power Reserve
Jamanta40h
Reef X Diver40h
Water Resistance
Jamanta300m
Reef X Diver200m
MSRP
Jamanta$415
Reef X Diver$499
Full specifications
Case
6 specsCategory
Diver
—
Diameter
42.50mm
43mm
Thickness
13.30mm
12.7mm
Lug-to-Lug
50.40mm
50mm
Lug Width
22mm
22mm
Water Resistance
300m
200m
Crystal & Dial
2 specsDial Color
Black
Pink
Lume
BGW9
None
Movement
1 specsCaliber
Miyota 9015
Seiko NH35
Pricing
1 specsMSRP
$415
$499
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