Side by side

Borealis Watch Co. JamantavsSheffield Diver 1

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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Jamanta
Borealis Watch Co.Jamanta
MSRP $415
Diver 1
SheffieldDiver 1
Buy from Borealis Watch Co. ↗
Buy used on eBay ↗
Buy from Sheffield ↗
Buy used on eBay ↗

At a glance

11 of 29 specs differ
Diameter
Jamanta42.50mm
Diver 140mm
Power Reserve
Jamanta40h
Diver 1—
Water Resistance
Jamanta300m
Diver 1200m
MSRP
Jamanta$415
Diver 1—

Full specifications

Case

5 specs
Diameter
42.50mm
40mm
Thickness
13.30mm
13mm
Lug-to-Lug
50.40mm
48mm
Lug Width
22mm
20mm
Water Resistance
300m
200m

Crystal & Dial

2 specs
Dial Color
Black
White
Lume
BGW9
None

Movement

3 specs
Caliber
Miyota 9015
Miyota 2035
Type
Automatic
Quartz
Power Reserve
40h
—

Pricing

1 specs
MSRP
$415
—
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