Side by side
Oris Great Barrier Reef Limited Edition IVvsBorealis Watch Co. Jamanta
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
17 of 29 specs differDiameter
Great Barrier Reef Limited Edition IV43.5mm
Jamanta42.50mm
Power Reserve
Great Barrier Reef Limited Edition IV120 hoursh
Jamanta40h
Water Resistance
Great Barrier Reef Limited Edition IV300m
Jamanta300m
MSRP
Great Barrier Reef Limited Edition IV$4,750
Jamanta$415
Full specifications
Case
6 specsDiameter
43.5mm
42.50mm
Thickness
—
13.30mm
Lug-to-Lug
—
50.40mm
Lug Width
23mm
22mm
Finish
—
Brushed and polished
Caseback
—
Solid
Crystal & Dial
5 specsCrystal Shape
—
Flat
AR Coating
Underside
Inner
Dial Color
Blue
Black
Indices
—
Applied
Lume
None
BGW9
Movement
5 specsCaliber
CALIBRE 400
Miyota 9015
Beat Rate
4 vph
28,800 vph
Power Reserve
120 hoursh
40h
Jewels
21
25
Complications
Date
None
Pricing
1 specsMSRP
$4,750
$415
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