Side by side

Oris Great Barrier Reef Limited Edition IVvsBremont Supernova

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

Great Barrier Reef Limited Edition IV
OrisGreat Barrier Reef Limited Edition IV
MSRP $4,750
Supernova
BremontSupernova
MSRP $8,250

At a glance

18 of 29 specs differ
Diameter
Great Barrier Reef Limited Edition IV43.5mm
Supernova41mm
Power Reserve
Great Barrier Reef Limited Edition IV120 hoursh
Supernova40h
Water Resistance
Great Barrier Reef Limited Edition IV300m
Supernova100m
MSRP
Great Barrier Reef Limited Edition IV$4,750
Supernova$8,250

Full specifications

Case

8 specs
Category
Diver
Chronograph
Diameter
43.5mm
41mm
Thickness
14.4mm
Lug Width
23mm
14.4mm
Material
Stainless Steel
316L Stainless Steel (DLC coated)
Finish
Brushed and polished
Water Resistance
300m
100m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Underside
Inner
Dial Color
Blue
Chronograph Bracelet
Indices
Applied

Movement

5 specs
Caliber
CALIBRE 400
Beat Rate
4 vph
28,800 vph
Power Reserve
120 hoursh
40h
Jewels
21
25
Complications
Date
None

Pricing

1 specs
MSRP
$4,750
$8,250

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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.

Oris Great Barrier Reef Limited Edition IV

The Oris Great Barrier Reef Limited Edition IV's 43.55mm case is surprisingly wearable on a 7-inch wrist due to its new design. Owners report the Oris Great Barrier Reef III, a 45mm watch, is massive and nearly 20mm thick. Overall, owners find the Oris Great Barrier Reef Limited Edition IV wearable despite its size, citing its new design as a key factor.

From video reviewers

The striking turquoise-to-navy gradient dial is a notable feature. The 43.5mm stainless steel case is noted for its ergonomic fit.

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.

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