Side by side
Farr + Swit Solar ChronovsSeiko Astron GPS Solar 2026 Limited Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
15 of 29 specs differDiameter
Solar Chrono40mm
Astron GPS Solar 2026 Limited Edition41.2mm
Power Reserve
Solar Chrono—
Astron GPS Solar 2026 Limited Edition40h
Water Resistance
Solar Chrono—
Astron GPS Solar 2026 Limited Edition100m
MSRP
Solar Chrono$550
Astron GPS Solar 2026 Limited Edition$2,400
Full specifications
Case
7 specsCategory
—
GMT
Diameter
40mm
41.2mm
Thickness
—
12mm
Lug-to-Lug
—
48.6mm
Lug Width
20mm
14mm
Material
Stainless Steel
Titanium
Water Resistance
—
100m
Crystal & Dial
3 specsAR Coating
Inner
Super-clear coating
Dial Color
—
Black
Lume
None
LumiBrite on hands and index(es)
Movement
4 specsCaliber
Seiko
3X62
Type
Solar
Quartz
Power Reserve
—
40h
Jewels
25
10
Pricing
1 specsMSRP
$550
$2,400
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