Side by side

Borealis Watch Co. JamantavsSeiko Astron GPS Solar 2025 Limited Edition

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

Jamanta
Borealis Watch Co.Jamanta
MSRP $415
Astron GPS Solar 2025 Limited Edition
SeikoAstron GPS Solar 2025 Limited Edition
MSRP $2,600

At a glance

13 of 29 specs differ
Diameter
Jamanta42.50mm
Astron GPS Solar 2025 Limited Edition42mm
Power Reserve
Jamanta40h
Astron GPS Solar 2025 Limited Edition40h
Water Resistance
Jamanta300m
Astron GPS Solar 2025 Limited Edition100m
MSRP
Jamanta$415
Astron GPS Solar 2025 Limited Edition$2,600

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
42.50mm
42mm
Thickness
13.30mm
12mm
Lug-to-Lug
50.40mm
47.9mm
Lug Width
22mm
14mm
Material
Stainless Steel
Titanium
Water Resistance
300m
100m

Crystal & Dial

2 specs
AR Coating
Inner
Super-clear coating
Lume
BGW9
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
Miyota 9015
3X62
Type
Automatic
Quartz
Jewels
25
10

Pricing

1 specs
MSRP
$415
$2,600

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