Side by side
CWC Tamar Quartz Divers WatchvsSeiko Astron GPS Solar 2025 Limited Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Tamar Quartz Divers Watch41mm
Astron GPS Solar 2025 Limited Edition42mm
Power Reserve
Tamar Quartz Divers Watch40h
Astron GPS Solar 2025 Limited Edition40h
Water Resistance
Tamar Quartz Divers Watch300m
Astron GPS Solar 2025 Limited Edition100m
MSRP
Tamar Quartz Divers Watch$749
Astron GPS Solar 2025 Limited Edition$2,600
Full specifications
Case
6 specsCategory
Diver
GMT
Diameter
41mm
42mm
Lug-to-Lug
47mm
47.9mm
Lug Width
20mm
14mm
Material
Stainless Steel
Titanium
Water Resistance
300m
100m
Crystal & Dial
3 specsAR Coating
Inner
Super-clear coating
Dial Color
CWC Tamar Quartz Divers Watch
Black
Lume
Super-LumiNova
LumiBrite on hands and index(es)
Movement
2 specsCaliber
Ronda 517
3X62
Jewels
25
10
Pricing
1 specsMSRP
$749
$2,600
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