Side by side

Bremont SupernovavsSeestern Sub 300 V4

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

Supernova
BremontSupernova
MSRP $8,250
Sub 300 V4
SeesternSub 300 V4
MSRP $10

At a glance

18 of 29 specs differ
Diameter
Supernova41mm
Sub 300 V442mm
Power Reserve
Supernova40h
Sub 300 V441h
Water Resistance
Supernova100m
Sub 300 V4200m
MSRP
Supernova$8,250
Sub 300 V4$10

Full specifications

Case

9 specs
Category
Chronograph
Diver
Diameter
41mm
42mm
Thickness
14.4mm
13mm
Lug-to-Lug
46mm
Lug Width
14.4mm
20mm
Material
316L Stainless Steel (DLC coated)
316L Stainless Steel
Finish
Brushed and polished
Brushed + Sandblasted
Water Resistance
100m
200m
Caseback
Solid
Solid screw-down

Crystal & Dial

3 specs
AR Coating
Inner
Underside
Dial Color
Chronograph Bracelet
Orange
Lume
None
Japan Lume (blue glow)

Movement

5 specs
Caliber
Seiko NH35A
Beat Rate
28,800 vph
21,600 vph
Power Reserve
40h
41h
Jewels
25
24
Complications
None
GMT, Date

Pricing

1 specs
MSRP
$8,250
$10

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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.

Seestern Sub 300 V4

Owners widely praise the Seestern Sub 300 V4 for its terrific fit and finish and surprising little touches at its $179 price, noting top-notch case, dial, bezel, and crystal. The bracelet is considered nice enough for the price point, and the watch is powered by the solid and reliable Seiko NH35 movement. Some owners report that the polished sides of the case show signs of wear. Overall, owners rate the Seestern Sub 300 V4 highly for its excellent case, dial, and bezel finishing at the price.

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