Side by side
Brillier GMT (DUAL TIME) Mechanical Automatic Round 38 mm Gold Case Black FacevsSerket Watch Co Reef Mariana
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
GMT (DUAL TIME) Mechanical Automatic Round 38 mm Gold Case Black Face38mm
Reef Mariana40mm
Power Reserve
GMT (DUAL TIME) Mechanical Automatic Round 38 mm Gold Case Black Face40h
Reef Mariana—
Water Resistance
GMT (DUAL TIME) Mechanical Automatic Round 38 mm Gold Case Black Face100m
Reef Mariana200m
MSRP
GMT (DUAL TIME) Mechanical Automatic Round 38 mm Gold Case Black Face$795
Reef Mariana$449
Full specifications
Case
4 specsDiameter
38mm
40mm
Thickness
12mm
13.2mm
Lug-to-Lug
46mm
47.5mm
Water Resistance
100m
200m
Crystal & Dial
2 specsDial Color
Black
Orange
Lume
None
BGW9
Movement
2 specsCaliber
—
Seiko NH35
Power Reserve
40h
—
Pricing
1 specsMSRP
$795
$449
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