Side by side
Orient AK04 Field Sport WatchvsSerket Watch Co Reef Mariana
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
18 of 29 specs differDiameter
AK04 Field Sport Watch42.4mm
Reef Mariana40mm
Power Reserve
AK04 Field Sport Watch40h
Reef Mariana—
Water Resistance
AK04 Field Sport Watch100m
Reef Mariana200m
MSRP
AK04 Field Sport Watch$325
Reef Mariana$449
Full specifications
Case
6 specsCategory
—
—
Diameter
42.4mm
40mm
Thickness
12.2mm
13.2mm
Lug-to-Lug
49.5mm
47.5mm
Lug Width
22mm
20mm
Water Resistance
100m
200m
Crystal & Dial
6 specsCrystal
Mineral
Sapphire
Crystal Shape
—
Flat
AR Coating
—
Inner
Dial Color
Blue
Orange
Indices
—
Applied
Lume
None
BGW9
Movement
5 specsCaliber
F6B22
Seiko NH35
Beat Rate
21,600 vph
28,800 vph
Power Reserve
40h
—
Jewels
22
25
Complications
GMT, Day-date
None
Pricing
1 specsMSRP
$325
$449
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