Side by side

Seiko Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited EditionvsYema Radiance

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

Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition
SeikoProspex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition
MSRP $2,400
Radiance
YemaRadiance
MSRP $279

At a glance

13 of 29 specs differ
Diameter
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition42mm
Radiance30mm
Power Reserve
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition40h
Radiance40h
Water Resistance
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition100m
Radiance30m
MSRP
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition$2,400
Radiance$279

Full specifications

Case

7 specs
Category
Chronograph
Dress
Diameter
42mm
30mm
Thickness
12.9mm
6.3mm
Lug-to-Lug
49.6mm
—
Lug Width
20mm
14mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
30m

Crystal & Dial

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

Movement

2 specs
Caliber
5X83
—
Jewels
14
25

Pricing

1 specs
MSRP
$2,400
$279

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