Side by side

Bremont SupernovavsSeiko Prospex LX line

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

Supernova
BremontSupernova
MSRP $8,250
Prospex LX line
SeikoProspex LX line
MSRP $5,500

At a glance

15 of 29 specs differ
Diameter
Supernova41mm
Prospex LX line44.8mm
Power Reserve
Supernova40h
Prospex LX line72h
Water Resistance
Supernova100m
Prospex LX line200m
MSRP
Supernova$8,250
Prospex LX line$5,500

Full specifications

Case

7 specs
Category
Chronograph
GMT
Diameter
41mm
44.8mm
Thickness
14.4mm
14.7mm
Lug-to-Lug
50.9mm
Lug Width
14.4mm
22mm
Material
316L Stainless Steel (DLC coated)
Titanium
Water Resistance
100m
200m

Crystal & Dial

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

Movement

4 specs
Caliber
5R66
Type
Automatic
Spring Drive
Power Reserve
40h
72h
Jewels
25
30

Pricing

1 specs
MSRP
$8,250
$5,500

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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 Prospex LX line

Owners widely report the dial's blue-green sunburst is phenomenal, and the sapphire glass features blue AR coating. Some owners feel the high price limits discounts and sales, with one AD noting extremely low sales due to the cost. One owner reported DLC peeling off a two-week-old watch, and another noted quality control issues like bezel inserts and fallen second hands. On balance, owners consider the Seiko Prospex LX line a nicely built watch, though pricing led to poor sales and its discontinuation.

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