Side by side

Spinnaker Tesei Bronze SwissvsSeiko Astron GPS Solar 2025 Limited Edition

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

Tesei Bronze Swiss
SpinnakerTesei Bronze Swiss
MSRP $850
Astron GPS Solar 2025 Limited Edition
SeikoAstron GPS Solar 2025 Limited Edition
MSRP $2,900

At a glance

15 of 29 specs differ
Diameter
Tesei Bronze Swiss43mm
Astron GPS Solar 2025 Limited Edition43.4mm
Power Reserve
Tesei Bronze Swiss40h
Astron GPS Solar 2025 Limited Edition40h
Water Resistance
Tesei Bronze Swiss300m
Astron GPS Solar 2025 Limited Edition100m
MSRP
Tesei Bronze Swiss$850
Astron GPS Solar 2025 Limited Edition$2,900

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
43mm
43.4mm
Thickness
16mm
13.4mm
Lug-to-Lug
52mm
49.5mm
Lug Width
22mm
14mm
Material
Bronze
Titanium
Water Resistance
300m
100m

Crystal & Dial

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

Movement

3 specs
Caliber
Sellita SW200-1
5X83
Type
Automatic
Quartz
Jewels
25
14

Pricing

1 specs
MSRP
$850
$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.

Spinnaker Tesei Bronze Swiss

Owners praise the Spinnaker Tesei Bronze Swiss for its incredible macro-level detail and sharp design, noting its bronze case, ceramic bezel, and wave dial. The inclusion of a Sellita SW200 Swiss movement is highlighted. One owner expressed a desire for a smaller 39-40mm variant, stating it would be their ultimate bronze diver if such a size were offered. On balance, owners rate the Spinnaker Tesei Bronze Swiss highly for its detailed finishing and bronze diver aesthetic.

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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