Side by side
Aquastar Deepstar GreenwichvsSeiko Prospex Sea
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
Deepstar Greenwich40.5mm
Prospex Sea41.3mm
Power Reserve
Deepstar Greenwich—
Prospex Sea72h
Water Resistance
Deepstar Greenwich200m
Prospex Sea300m
MSRP
Deepstar Greenwich$2,890
Prospex Sea$1,100
Full specifications
Case
6 specsCategory
—
Diver
Diameter
40.5mm
41.3mm
Thickness
—
12.5mm
Lug-to-Lug
—
48.2mm
Lug Width
—
20mm
Water Resistance
200m
300m
Crystal & Dial
3 specsAR Coating
—
Anti-reflective coating on inner surface
Dial Color
—
—
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
—
6R55
Power Reserve
—
72h
Jewels
0
24
Pricing
1 specsMSRP
$2,890
$1,100
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