Side by side
Batavi Watches Amsterdam ArchitectvsSeiko Prospex SPEEDTIMER Mechanical
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
Architect39mm
Prospex SPEEDTIMER Mechanical39.5mm
Power Reserve
Architect44h
Prospex SPEEDTIMER Mechanical72h
Water Resistance
Architect100m
Prospex SPEEDTIMER Mechanical200m
MSRP
Architect$486
Prospex SPEEDTIMER Mechanical$995
Full specifications
Case
5 specsCategory
—
Chronograph
Diameter
39mm
39.5mm
Thickness
10.6mm
12mm
Lug-to-Lug
47mm
44.5mm
Water Resistance
100m
200m
Crystal & Dial
4 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Purple
Black
Lume
SuperLuminova
LumiBrite on hands and index(es)
Movement
3 specsCaliber
Miyota 9039
6R55
Power Reserve
44h
72h
Jewels
25
24
Pricing
1 specsMSRP
—
$995
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