Side by side
Impossible Watch Company IMP ChronographvsSeiko Prospex Sea Save the Ocean Special Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
15 of 29 specs differDiameter
IMP Chronograph38.5mm
Prospex Sea Save the Ocean Special Edition43.8mm
Power Reserve
IMP Chronograph42h
Prospex Sea Save the Ocean Special Edition41h
Water Resistance
IMP Chronograph30m
Prospex Sea Save the Ocean Special Edition200m
MSRP
IMP Chronograph$595
Prospex Sea Save the Ocean Special Edition$650
Full specifications
Case
6 specsCategory
—
Diver
Diameter
38.5mm
43.8mm
Thickness
13.5mm
12.8mm
Lug-to-Lug
—
48.7mm
Lug Width
20mm
22mm
Water Resistance
30m
200m
Crystal & Dial
4 specsCrystal
K1
Sapphire
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Silver Gilt
Black
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
4 specsCaliber
Seagull ST1901
4R35
Type
Manual
Automatic
Power Reserve
42h
41h
Jewels
25
23
Pricing
1 specsMSRP
$595
$650
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