Side by side

Seiko AstronvsTissot PR 100 Sport Chic

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

Astron
SeikoAstron
MSRP $2,500
PR 100 Sport Chic
TissotPR 100 Sport Chic
MSRP $625

At a glance

13 of 29 specs differ
Diameter
Astron42mm
PR 100 Sport Chic36mm
Power Reserve
Astron40h
PR 100 Sport Chic40h
Water Resistance
Astron100m
PR 100 Sport Chic100m
MSRP
Astron$2,500
PR 100 Sport Chic$625

Full specifications

Case

6 specs
Category
GMT
Sport
Diameter
42mm
36mm
Thickness
12.4mm
9mm
Lug-to-Lug
49.5mm
36mm
Lug Width
14mm
18mm
Material
Titanium
Stainless Steel

Crystal & Dial

4 specs
AR Coating
Super-clear coating
Yes
Dial Color
Black
White mother-of-pearl
Indices
Applied
Diamonds
Lume
LumiBrite on hands and index(es)
Super-LumiNova ®

Movement

2 specs
Caliber
5X83
Jewels
14
25

Pricing

1 specs
MSRP
$2,500
$625

Follow this matchup

Get a note when Seiko Astron vs Tissot PR 100 Sport Chic gets more votes, a community discussion, or a price drop. No account needed.

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

Owners widely praise the Seiko Astron for its spectacular technology, solar-powered quartz movement, and GPS time synchronization, making it a convenient grab-and-go option. The watch is frequently noted for its comfortable and lightweight titanium build, with some models featuring well-finished cases and robust ceramic bezels. Reviewers and owners alike highlight the dial's dynamic and shiny appearance, with textured hour markers and high-contrast edges. Accuracy is generally considered good, with figures ranging from +/- 15 seconds per month to within 1/2 second per day, easily corrected by GPS signal. However, some owners note that DST requires manual adjustment and that automatic time syncing depends on proximity to radio wave towers. The price point is a concern for some, who feel it competes with luxury watches without the same aesthetic appeal. One owner pointed out minimal lume and a slight misalignment of the minute hand on their model.

Tissot PR 100 Sport Chic

Owners widely praise the Tissot PR 100 Sport Chic for its robust build, 100m water resistance, and sapphire crystal, with one owner highlighting the 36mm size and mother-of-pearl dial as appealing. The ETA quartz movement is considered trustworthy, and the watch is seen as a versatile option for everyday wear. However, some find the quartz movement less engaging, and one owner expressed concern about the durability of rose gold PVD coating over time. Overall, owners and reviewers consider the Tissot PR 100 Sport Chic a solid, value-driven quartz watch suitable for casual and sports wear.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.