Side by side
Resco Custom C-ref: RTAC Custom GMT (Stainless)vsSeiko 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
14 of 29 specs differDiameter
Custom C-ref: RTAC Custom GMT (Stainless)44mm
Astron GPS Solar 2025 Limited Edition43.4mm
Power Reserve
Custom C-ref: RTAC Custom GMT (Stainless)40h
Astron GPS Solar 2025 Limited Edition40h
Water Resistance
Custom C-ref: RTAC Custom GMT (Stainless)200m
Astron GPS Solar 2025 Limited Edition100m
MSRP
Custom C-ref: RTAC Custom GMT (Stainless)$1,105
Astron GPS Solar 2025 Limited Edition$2,900
Full specifications
Case
7 specsCategory
—
Chronograph
Diameter
44mm
43.4mm
Thickness
13mm
13.4mm
Lug-to-Lug
46mm
49.5mm
Lug Width
22mm
14mm
Material
Stainless Steel
Titanium
Water Resistance
200m
100m
Crystal & Dial
4 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Super-clear coating
Dial Color
White
Black
Lume
None
LumiBrite on hands and index(es)
Movement
2 specsCaliber
—
5X83
Jewels
25
14
Pricing
1 specsMSRP
$1,105
$2,900
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