Side by side
Circula Watches AquaSport IIvsSeiko Prospex SPEEDTIMER Mechanical
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
AquaSport II40mm
Prospex SPEEDTIMER Mechanical39.5mm
Power Reserve
AquaSport II41h
Prospex SPEEDTIMER Mechanical72h
Water Resistance
AquaSport II200m
Prospex SPEEDTIMER Mechanical200m
MSRP
AquaSport II—
Prospex SPEEDTIMER Mechanical$995
Full specifications
Case
4 specsCategory
—
Chronograph
Diameter
40mm
39.5mm
Thickness
12.6mm
12mm
Lug-to-Lug
46mm
44.5mm
Crystal & Dial
4 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Blue
Black
Lume
None
LumiBrite on hands and index(es)
Movement
3 specsCaliber
Sellita SW200-1
6R55
Power Reserve
41h
72h
Jewels
25
24
Pricing
1 specsMSRP
—
$995
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