Side by side
Seestern S446 GMTvsSerket Watch Co Overdrive Chronograph
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
S446 GMT39.5mm
Overdrive Chronograph42mm
Power Reserve
S446 GMT41hh
Overdrive Chronograph—
Water Resistance
S446 GMT100m
Overdrive Chronograph100m
MSRP
S446 GMT$299
Overdrive Chronograph$499
Full specifications
Case
5 specsCategory
GMT
—
Diameter
39.5mm
42mm
Thickness
13mm
13.3mm
Lug-to-Lug
47mm
48.4mm
Material
316L Stainless Steel
Stainless Steel
Crystal & Dial
2 specsCrystal Shape
Domed
Flat
Dial Color
Cream
Sage Green
Movement
6 specsCaliber
Seiko NH34A GMT
Seagull 1901
Type
Automatic
Manual
Beat Rate
3 vph
28,800 vph
Power Reserve
41hh
—
Jewels
24
25
Complications
GMT, Date
None
Pricing
1 specsMSRP
$299
$499
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