Side by side
Brillier GMT (DUAL TIME) Mechanical Automatic Round 38 mm Gold Case Black FacevsSeestern S456 GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
15 of 29 specs differDiameter
GMT (DUAL TIME) Mechanical Automatic Round 38 mm Gold Case Black Face38mm
S456 GMT41mm
Power Reserve
GMT (DUAL TIME) Mechanical Automatic Round 38 mm Gold Case Black Face40h
S456 GMT41hh
Water Resistance
GMT (DUAL TIME) Mechanical Automatic Round 38 mm Gold Case Black Face100m
S456 GMT200m
MSRP
GMT (DUAL TIME) Mechanical Automatic Round 38 mm Gold Case Black Face$795
S456 GMT$299
Full specifications
Case
7 specsCategory
—
GMT
Diameter
38mm
41mm
Thickness
12mm
13mm
Lug-to-Lug
46mm
49mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Brushed + Polished
Water Resistance
100m
200m
Crystal & Dial
2 specsDial Color
Black
Sunray style, applied and Diamond cut Indices, C1 lume
Lume
None
C1
Movement
5 specsCaliber
—
Seiko NH34
Beat Rate
28,800 vph
3 vph
Power Reserve
40h
41hh
Jewels
25
24
Complications
None
GMT
Pricing
1 specsMSRP
$795
$299
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