Side by side
Serket Watch Co Reef X DivervsSeiko Prospex SPEEDTIMER
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
Reef X Diver43mm
Prospex SPEEDTIMER41.4mm
Power Reserve
Reef X Diver40h
Prospex SPEEDTIMER40h
Water Resistance
Reef X Diver200m
Prospex SPEEDTIMER100m
MSRP
Reef X Diver$499
Prospex SPEEDTIMER$750
Full specifications
Case
6 specsCategory
—
Chronograph
Diameter
43mm
41.4mm
Thickness
12.7mm
13mm
Lug-to-Lug
50mm
45.9mm
Lug Width
22mm
21mm
Water Resistance
200m
100m
Crystal & Dial
4 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Pink
Black
Lume
None
LumiBrite on hands and index(es)
Movement
2 specsCaliber
Seiko NH35
V192
Type
Automatic
Quartz
Pricing
1 specsMSRP
$499
$750
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