Side by side
Borealis Watch Co. JamantavsTuseno Shellback
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Jamanta42.50mm
Shellback40mm
Power Reserve
Jamanta40h
Shellback—
Water Resistance
Jamanta300m
Shellback200m
MSRP
Jamanta$415
Shellback$840
Full specifications
Case
6 specsCategory
Diver
—
Diameter
42.50mm
40mm
Thickness
13.30mm
11.9mm
Lug-to-Lug
50.40mm
47mm
Lug Width
22mm
—
Water Resistance
300m
200m
Crystal & Dial
2 specsDial Color
Black
Yellow
Lume
BGW9
Super-LumiNova
Movement
2 specsCaliber
Miyota 9015
Sellita SW200-1
Power Reserve
40h
—
Pricing
1 specsMSRP
$415
$840
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