Side by side

Henry Archer KvantumvsSeiko Astron GPS Solar 2025 Limited Edition

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

Kvantum
Henry ArcherKvantum
MSRP $2,199
Astron GPS Solar 2025 Limited Edition
SeikoAstron GPS Solar 2025 Limited Edition
MSRP $2,900

At a glance

13 of 29 specs differ
Diameter
Kvantum41mm
Astron GPS Solar 2025 Limited Edition43.4mm
Power Reserve
Kvantum40h
Astron GPS Solar 2025 Limited Edition40h
Water Resistance
Kvantum50m
Astron GPS Solar 2025 Limited Edition100m
MSRP
Kvantum$2,199
Astron GPS Solar 2025 Limited Edition$2,900

Full specifications

Case

6 specs
Diameter
41mm
43.4mm
Thickness
12mm
13.4mm
Lug-to-Lug
48mm
49.5mm
Lug Width
20mm
14mm
Material
316L Stainless Steel
Titanium
Water Resistance
50m
100m

Crystal & Dial

4 specs
Crystal Shape
Flat
Curved
AR Coating
Inner
Super-clear coating
Dial Color
Tan
Black
Lume
None
LumiBrite on hands and index(es)

Movement

2 specs
Caliber
Seiko VK64
5X83
Jewels
25
14

Pricing

1 specs
MSRP
$2,199
$2,900

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