Side by side
Seestern S456 GMTvsSynchron 70s Military
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
16 of 29 specs differDiameter
S456 GMT41mm
70s Military42mm
Power Reserve
S456 GMT41hh
70s Military40h
Water Resistance
S456 GMT200m
70s Military300m
MSRP
S456 GMT$299
70s Military—
Full specifications
Case
8 specsCategory
GMT
—
Diameter
41mm
42mm
Thickness
13mm
12.5mm
Lug-to-Lug
49mm
45mm
Lug Width
20mm
—
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed + Polished
Brushed and polished
Water Resistance
200m
300m
Crystal & Dial
2 specsDial Color
Sunray style, applied and Diamond cut Indices, C1 lume
Black
Lume
C1
None
Movement
5 specsCaliber
Seiko NH34
Sellita SW200
Beat Rate
3 vph
28,800 vph
Power Reserve
41hh
40h
Jewels
24
25
Complications
GMT
None
Pricing
1 specsMSRP
$299
—
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