Side by side

Bremont SupernovavsSeiko Astron

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

Supernova
BremontSupernova
MSRP $8,250
Astron
SeikoAstron
MSRP $2,200

At a glance

13 of 29 specs differ
Diameter
Supernova41mm
Astron41.2mm
Power Reserve
Supernova40h
Astron40h
Water Resistance
Supernova100m
Astron100m
MSRP
Supernova$8,250
Astron$2,200

Full specifications

Case

6 specs
Category
Chronograph
Dress
Diameter
41mm
41.2mm
Thickness
14.4mm
12mm
Lug-to-Lug
48.5mm
Lug Width
14.4mm
14mm
Material
316L Stainless Steel (DLC coated)
Titanium

Crystal & Dial

3 specs
AR Coating
Inner
Super-clear coating
Dial Color
Chronograph Bracelet
Black
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
3X62
Type
Automatic
Quartz
Jewels
25
10

Pricing

1 specs
MSRP
$8,250
$2,200

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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.

Bremont Supernova

The Bremont Supernova is praised for its new ENG375 movement, big date, and power reserve indicator, with its 40mm steel case featuring mixed finishing and an integrated bracelet. Owners note good but not great lume, well-balanced proportions, and a premium feel for its price, despite a 173-gram weight. Some community members find the design derivative and the £8,000 price tag overly optimistic, with mixed views on the date window and crown guard. The proprietary Trip-Tick case construction offers shock protection, and the movement provides a 65-hour power reserve. Overall, owners and reviewers highlight the integrated bracelet and proprietary movement as key strengths of the Bremont Supernova.

Seiko Astron

Owners widely praise the Seiko Astron for its spectacular time-telling technology, GPS time sync, and grab-and-go convenience, with many calling it the best watch they have ever owned. Reviewers and owners highlight the well-managed dial detail, textured hour markers, and high-contrast edges, as well as the well-finished case and bracelet. Some find the lightweight titanium build and quick bracelet adjustment contribute to comfortable wearability. Accuracy is noted as +/- 15 seconds per month without GPS, though the autonomous quartz movement can be easily reset by looking at the sky. Criticisms include DST not being automatically implemented, recessed buttons requiring a sharp object for adjustment, and sparse lume with no 12 o'clock marker. Some owners feel the price point is too expensive for its aesthetic appeal. Overall, owners rate the Seiko Astron highly for its advanced time-telling technology and convenient features.

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