Side by side
Seiko Prospex SPEEDTIMERvsTSAO Baltimore Constellation Chrono-Diver - Reverse Panda
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
Prospex SPEEDTIMER42.5mm
Constellation Chrono-Diver - Reverse Panda41mm
Power Reserve
Prospex SPEEDTIMER45h
Constellation Chrono-Diver - Reverse Panda40h
Water Resistance
Prospex SPEEDTIMER100m
Constellation Chrono-Diver - Reverse Panda200m
MSRP
Prospex SPEEDTIMER$3,000
Constellation Chrono-Diver - Reverse Panda$450
Full specifications
Case
5 specsCategory
Chronograph
—
Diameter
42.5mm
41mm
Thickness
15.1mm
12mm
Lug-to-Lug
50mm
46mm
Water Resistance
100m
200m
Crystal & Dial
4 specsCrystal Shape
Curved
Flat
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
—
Lume
LumiBrite on hands and index(es)
None
Movement
4 specsCaliber
8R46
Seiko VK64
Type
Automatic
Mecaquartz
Power Reserve
45h
40h
Jewels
34
25
Pricing
1 specsMSRP
$3,000
$450
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