Side by side

Dan Henry 1964vsSeiko Astron GPS Solar 2025 Limited Edition

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

1964
Dan Henry1964
MSRP $300
Astron GPS Solar 2025 Limited Edition
SeikoAstron GPS Solar 2025 Limited Edition
MSRP $2,900

At a glance

13 of 29 specs differ
Diameter
196438mm
Astron GPS Solar 2025 Limited Edition43.4mm
Power Reserve
196440h
Astron GPS Solar 2025 Limited Edition40h
Water Resistance
1964
Astron GPS Solar 2025 Limited Edition100m
MSRP
1964$300
Astron GPS Solar 2025 Limited Edition$2,900

Full specifications

Case

6 specs
Diameter
38mm
43.4mm
Thickness
12.9mm
13.4mm
Lug-to-Lug
44.7mm
49.5mm
Lug Width
19mm
14mm
Material
316L Stainless Steel
Titanium
Water Resistance
100m

Crystal & Dial

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

Movement

2 specs
Caliber
5X83
Jewels
25
14

Pricing

1 specs
MSRP
$300
$2,900

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Dan Henry 1964

Owners widely praise the Dan Henry 1964's 38mm case size as ideal for smaller wrists and its vintage panda execution as the best in its affordable price bracket, with build quality and finishing exceeding its $250 price point. Legibility is generally good, and the watch is considered excellent value. However, some owners report quality control issues like dust on the dial and crystal underside, sharp case edges, and subpar stock straps. The 19mm lug width limits strap options, and while the mineral crystal is durable for some, it is a concern for others. Subdial functions on the chronograph could be improved, and the date on the date version is hard to read. On balance, owners rate the Dan Henry 1964 highly for its vintage panda execution and value at the $250 price point.

Seiko Astron GPS Solar 2025 Limited Edition

The Seiko Astron GPS Solar 2025 Limited Edition is lauded for its advanced satellite timekeeping and perpetual calendar functionality, offering global time and location updates via GPS signals. Owners appreciate its well-built titanium or steel case, often featuring a ceramic bezel, and the unique asymmetrical design inspired by the 1983 Seiko 7A28 6000. However, its substantial 47mm size and 16.5mm thickness are frequently noted as drawbacks, with some finding it wears large and is difficult to fit under shirt sleeves. The perpetual calendar is limited to displaying only the date, and GPS signal reception requires a clear view of the sky, posing challenges indoors. The watch is priced around $2,900 and is limited to 3,000 pieces. Overall, owners and reviewers value the Seiko Astron GPS Solar 2025 Limited Edition for its cutting-edge technology and distinctive design, despite its considerable dimensions.

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