Side by side

Bremont SupernovavsGrand Seiko SBGX353

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

Supernova
BremontSupernova
MSRP $8,250
SBGX353
Grand SeikoSBGX353
MSRP $4,100

At a glance

12 of 29 specs differ
Diameter
Supernova41mm
SBGX35334mm
Power Reserve
Supernova40h
SBGX35340h
Water Resistance
Supernova100m
SBGX35330m
MSRP
Supernova$8,250
SBGX353$4,100

Full specifications

Case

7 specs
Category
Chronograph
Dress
Diameter
41mm
34mm
Thickness
14.4mm
10.7mm
Lug-to-Lug
41.5mm
Lug Width
14.4mm
18mm
Material
316L Stainless Steel (DLC coated)
Stainless Steel
Water Resistance
100m
30m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Chronograph Bracelet
Black

Movement

2 specs
Caliber
9F61
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$8,250
$4,100

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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.

Grand Seiko SBGX353

The Grand Seiko SBGX353 is widely praised for its mesmerizing "Skyflake" textured blue dial, considered by owners to be "perfect art." Reviewers and owners alike highlight the watch's elegant 34mm case size and the advanced 9F61 quartz movement, noting its exceptional ±10 seconds per year accuracy and precise second-hand alignment. Some owners find the dial's aesthetic appeal slightly diminished when worn compared to other options, and one owner replaced the quick-release buckle for a Hirsch clasp. Overall, owners rate the Grand Seiko SBGX353 highly for its exquisite dial finishing and the precision of its quartz movement at its price point.

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