Borealis Watch Co. JamantavsSeiko Ice Diver

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Jamanta
Borealis Watch Co.Jamanta

MSRP $415

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Buy from Borealis Watch Co. Used on eBay
Ice Diver
SeikoIce Diver

MSRP $900

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Buy from Seiko Used on eBay

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Borealis Watch Co. Jamanta at true scale

Jamanta

Seiko Ice Diver at true scale

Ice Diver

Diameter

42.5mm

45mm

Lug-to-Lug

50.4mm

lowest

52.6mm

Thickness

13.3mm

12.9mm

lowest

Water Resistance

300m

highest

200m

Power Reserve

n/a

70h

MSRP

$415

lowest

$900

Movement

Miyota 9015

Seiko 6R35

Case

6 specs
Diameter
42.5mm
45mm
Thickness
13.3mm
12.9mm
Lug-to-Lug
50.4mm
52.6mm
Lug Width
22mm
20mm
Material
Stainless Steel
n/a
Water Resistance
300m
200m

Crystal & Dial

1 specs
Lume
BGW9
LumiBrite

Movement

3 specs
Caliber
Miyota 9015
Seiko 6R35
Power Reserve
0h
70h
Jewels
0
24

Pricing

1 specs
MSRP
$415
$900
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