Side by side

Pagani Design PD-1644 Full BlackvsSeiko Astron GPS Solar 2025 Limited Edition

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

PD-1644 Full Black
Pagani DesignPD-1644 Full Black
MSRP $115
Astron GPS Solar 2025 Limited Edition
SeikoAstron GPS Solar 2025 Limited Edition
MSRP $2,900
What people say

Owners + reviewers, side by side

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

Pagani Design PD-1644 Full Black

Pagani Design PD-1644 Full Black owners praise its incredible value, solid build quality with stainless steel cases, solid end links, and sapphire crystals, and the sweeping chronograph seconds hand provided by its Seiko VK63 mecaquartz movement. Some owners appreciate its finishing and feel on the wrist, considering it a legitimate brand rather than a replica. However, subdial legibility can be an issue in low light, and the lume is described as almost non-existent. One owner notes sharp clasp edges, and another points out that hands may not always align perfectly. Overall, owners rate the Pagani Design PD-1644 Full Black highly for its exceptional value and mecaquartz chronograph functionality at its 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.

At a glance

11 of 29 specs differ
Diameter
PD-1644 Full Black40mm
Astron GPS Solar 2025 Limited Edition43.4mm
Power Reserve
PD-1644 Full Black40h
Astron GPS Solar 2025 Limited Edition40h
Water Resistance
PD-1644 Full Black100m
Astron GPS Solar 2025 Limited Edition100m
MSRP
PD-1644 Full Black$115
Astron GPS Solar 2025 Limited Edition$2,900

Full specifications

Case

5 specs
Diameter
40mm
43.4mm
Thickness
12mm
13.4mm
Lug-to-Lug
46mm
49.5mm
Lug Width
20mm
14mm
Material
Stainless Steel
Titanium

Crystal & Dial

3 specs
Crystal Shape
Flat
Curved
AR Coating
Yes
Super-clear coating
Lume
None
LumiBrite on hands and index(es)

Movement

2 specs
Caliber
Seiko VK63
5X83
Jewels
25
14

Pricing

1 specs
MSRP
$115
$2,900
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