Side by side

Bremont SupernovavsSeiko Diamond Collection

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

Supernova
BremontSupernova
MSRP $8,250
Diamond Collection
SeikoDiamond Collection
MSRP $525

At a glance

11 of 29 specs differ
Diameter
Supernova41mm
Diamond Collection30mm
Power Reserve
Supernova40h
Diamond Collection40h
Water Resistance
Supernova100m
Diamond Collection50m
MSRP
Supernova$8,250
Diamond Collection$525

Full specifications

Case

7 specs
Category
Chronograph
Dress
Diameter
41mm
30mm
Thickness
14.4mm
6.3mm
Lug-to-Lug
36.5mm
Lug Width
14.4mm
5mm
Material
316L Stainless Steel (DLC coated)
Stainless Steel
Water Resistance
100m
50m

Crystal & Dial

1 specs
Dial Color
Chronograph Bracelet
Black

Movement

2 specs
Caliber
7N01
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$8,250
$525

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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 Diamond Collection

The Seiko Diamond Collection is widely praised by owners for its stunning beauty, featuring 14 diamonds, a mother-of-pearl dial, and a two-tone color scheme. Reviewers note its dial is difficult to capture in photos and that its fit and finish suggest excellent value, especially when purchased on sale. One owner describes the gold plating on the bracelet showing some fading from desk work, and its gold tone may not suit all tastes. Overall, owners rate the Seiko Diamond Collection highly for its striking aesthetics and perceived value.

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