Side by side

Casio EFR-574DEvsSeiko 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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EFR-574DE
CasioEFR-574DE
MSRP $220
See the full EFR-574DE
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition
SeikoProspex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition
MSRP $2,400
See the full Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition
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Buy used on eBay ↗
Buy from Seiko ↗
Buy used on eBay ↗

At a glance

14 of 29 specs differ
Diameter
EFR-574DE42.3mm
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition42mm
Power Reserve
EFR-574DE—
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition—
Water Resistance
EFR-574DE100m
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition100m
MSRP
EFR-574DE$220
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition$2,400

Full specifications

Case

5 specs
Diameter
42.3mm
42mm
Thickness
11.4mm
12.9mm
Lug-to-Lug
47.5mm
49.6mm
Lug Width
—
20mm
Finish
—
—

Crystal & Dial

5 specs
Crystal
Mineral
Sapphire
Crystal Shape
—
Curved
AR Coating
No
Super-clear coating
Dial Color
Silver
—
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
—
5X83
Power Reserve
—
0h
Jewels
0
14

Pricing

1 specs
MSRP
$220
$2,400
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