Side by side

Praesidus A-11 CombatvsSeiko Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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A-11 Combat
PraesidusA-11 Combat
MSRP $129
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition
SeikoProspex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition
MSRP $2,400
Buy from Praesidus ↗
Buy used on eBay ↗
Buy from Seiko ↗
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At a glance

12 of 29 specs differ
Diameter
A-11 Combat32mm
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition42mm
Power Reserve
A-11 Combat40h
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition40h
Water Resistance
A-11 Combat50m
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition100m
MSRP
A-11 Combat$129
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition$2,400

Full specifications

Case

6 specs
Category
Field
Chronograph
Diameter
32mm
42mm
Thickness
—
12.9mm
Lug-to-Lug
—
49.6mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
100m

Crystal & Dial

3 specs
Crystal Shape
Flat
Curved
AR Coating
Inner
Super-clear coating
Lume
None
LumiBrite on hands and index(es)

Movement

2 specs
Caliber
Ronda
5X83
Jewels
25
14

Pricing

1 specs
MSRP
$129
$2,400
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