Side by side

Bremont SupernovavsGrand Seiko SBGJ259

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

Supernova
BremontSupernova
MSRP $8,250
SBGJ259
Grand SeikoSBGJ259
MSRP $7,700

At a glance

11 of 29 specs differ
Diameter
Supernova41mm
SBGJ25940mm
Power Reserve
Supernova40h
SBGJ25955h
Water Resistance
Supernova100m
SBGJ259100m
MSRP
Supernova$8,250
SBGJ259$7,700

Full specifications

Case

6 specs
Category
Chronograph
GMT
Diameter
41mm
40mm
Thickness
14.4mm
14mm
Lug-to-Lug
46.2mm
Lug Width
14.4mm
19mm
Material
316L Stainless Steel (DLC coated)
Stainless Steel

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Chronograph Bracelet
Black

Movement

2 specs
Caliber
9S86
Power Reserve
40h
55h

Pricing

1 specs
MSRP
$8,250
$7,700

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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 SBGJ259

The Grand Seiko SBGJ259 "Urban Bamboo" is admired for its striking green dial, though one owner notes its color appears more yellow in person than in promotional photos. It is considered a dressier piece compared to other models. On balance, owners appreciate the Grand Seiko SBGJ259 for its unique dial color and dressy aesthetic.

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