Side by side

Oris Great Barrier Reef Limited Edition IVvsBremont Altitude Chronograph

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
Altitude Chronograph
BremontAltitude Chronograph
MSRP $6,300

At a glance

18 of 29 specs differ
Diameter
Great Barrier Reef Limited Edition IV43.5mm
Altitude Chronograph42mm
Power Reserve
Great Barrier Reef Limited Edition IV120 hoursh
Altitude Chronograph40h
Water Resistance
Great Barrier Reef Limited Edition IV300m
Altitude Chronograph100m
MSRP
Great Barrier Reef Limited Edition IV$4,750
Altitude Chronograph$6,300

Full specifications

Case

8 specs
Category
Diver
Chronograph
Diameter
43.5mm
42mm
Thickness
14.7mm
Lug Width
23mm
14.7mm
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
Silver
Indices
Applied

Movement

5 specs
Caliber
CALIBRE 400
BE-50AE
Beat Rate
4 vph
28,800 vph
Power Reserve
120 hoursh
40h
Jewels
21
25
Complications
Date
None

Pricing

1 specs
MSRP
$4,750
$6,300

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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 Altitude Chronograph

Owners note faint marks on the case sides and back, with minor wear and creasing on the strap. Reviewers flag the "DANGER EJECTION SEAT" wordmark on the dial as a divisive design choice that disrupts the MB series' usual stark tone, though they praise the improved smoothness and click precision of the Roto Click rotating bezel. On balance, the Bremont Altitude Chronograph elicits mixed reactions, with design elements like the dial text being a point of contention for reviewers.

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