Side by side
Brillier GMT (DUAL TIME) Mechanical Automatic Round 38 mm Gold Case Black FacevsHelgray Poseidon Diver (Automatic)
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
5 of 29 specs differDiameter
GMT (DUAL TIME) Mechanical Automatic Round 38 mm Gold Case Black Face38mm
Poseidon Diver (Automatic)40mm
Power Reserve
GMT (DUAL TIME) Mechanical Automatic Round 38 mm Gold Case Black Face40h
Poseidon Diver (Automatic)40h
Water Resistance
GMT (DUAL TIME) Mechanical Automatic Round 38 mm Gold Case Black Face100m
Poseidon Diver (Automatic)300m
MSRP
GMT (DUAL TIME) Mechanical Automatic Round 38 mm Gold Case Black Face$795
Poseidon Diver (Automatic)$249
Full specifications
Case
3 specsCategory
—
Diver
Diameter
38mm
40mm
Water Resistance
100m
300m
Movement
1 specsCaliber
—
NH35 Warranty
Pricing
1 specsMSRP
$795
$249
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