Side by side
Impossible Watch Company IMP ChronographvsSeestern S446 GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
16 of 29 specs differDiameter
IMP Chronograph38.5mm
S446 GMT39.5mm
Power Reserve
IMP Chronograph42h
S446 GMT41hh
Water Resistance
IMP Chronograph30m
S446 GMT100m
MSRP
IMP Chronograph$595
S446 GMT$299
Full specifications
Case
6 specsCategory
—
GMT
Diameter
38.5mm
39.5mm
Thickness
13.5mm
13mm
Lug-to-Lug
—
47mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
30m
100m
Crystal & Dial
3 specsCrystal
K1
Sapphire
Crystal Shape
Flat
Domed
Dial Color
Silver Gilt
Cream
Movement
6 specsCaliber
Seagull ST1901
Seiko NH34A GMT
Type
Manual
Automatic
Beat Rate
28,800 vph
3 vph
Power Reserve
42h
41hh
Jewels
25
24
Complications
None
GMT, Date
Pricing
1 specsMSRP
$595
$299
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