Side by side

Seiko AstronvsTissot PR 100 Vuelta

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

Astron
SeikoAstron
MSRP $2,700
PR 100 Vuelta
TissotPR 100 Vuelta
MSRP $515
What people say

Owners + reviewers, side by side

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

Seiko Astron

The Seiko Astron is widely praised for its advanced timekeeping technology, including GPS and radio wave synchronization, offering grab-and-go convenience and exceptional accuracy, with some users reporting +/- 15 seconds per month or even 1/2 second per day for its autonomous quartz movement. Owners appreciate its well-finished titanium cases and bracelets, detailed dials with high-contrast markers, and lightweight, comfortable wearability. However, some find the price point of around $2,000 to $2,400 expensive, noting that GPS sync works best outdoors and that certain models lack screw-down casebacks, impacting water resistance. The lume is described as sparse on some models, and recessed buttons require tools to operate. Overall, owners and reviewers rate the Seiko Astron highly for its cutting-edge technology and comfortable, well-finished design, with the value proposition becoming more compelling when models are found at a discount.

From video reviewers

The watch's automatic time zone adjustment via GPS is a notable feature. The watch's solar-powered charging system can take up to 6 months to fully charge, which may not be ideal for users who need a quick power boost.

Tissot PR 100 Vuelta

The Tissot PR 100 Vuelta is widely praised as an overlooked, casual, and fun chronograph, with owners particularly appreciating its unique strap that mimics road bike handlebar tape. Some owners find it a "cracker of a watch," looking good on its steel bracelet but fantastic on the yellow and black strap, suitable for daily wear. However, one owner reports a love/hate relationship, experiencing bracelet disintegration and unreliability issues with the quartz movement stopping intermittently. The bicycle on the seconds hand is seen by some as a significant gimmick that detracts from the design and makes it less suitable as an everyday watch. Concerns about the metal band pulling hairs are noted, though a snug fit may mitigate this. On balance, owners appreciate the Tissot PR 100 Vuelta for its fun, unique aesthetic and daily wearability, despite some reservations about its reliability and design elements.

At a glance

12 of 29 specs differ
Diameter
Astron43.3mm
PR 100 Vuelta40mm
Power Reserve
Astron40h
PR 100 Vuelta40h
Water Resistance
Astron100m
PR 100 Vuelta100m
MSRP
Astron$2,700
PR 100 Vuelta$515

Full specifications

Case

5 specs
Diameter
43.3mm
40mm
Thickness
13.4mm
11.26mm
Lug-to-Lug
49.5mm
40mm
Lug Width
14mm
20mm
Material
Titanium
Stainless Steel

Crystal & Dial

4 specs
Crystal Shape
Curved
Flat
AR Coating
Super-clear coating
Inner
Indices
Applied
Indexes
Lume
LumiBrite on hands and index(es)
Super-LumiNova ®

Movement

2 specs
Caliber
5X83
13 1/4'''
Jewels
14
25

Pricing

1 specs
MSRP
$2,700
$515
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