Side by side

Seestern S424 Full Lume PilotvsSeiko Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition

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

S424 Full Lume Pilot
SeesternS424 Full Lume Pilot
MSRP $299
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition
SeikoProspex SPEEDTIMER Seiko 145th Anniversary Limited Edition
MSRP $2,500

At a glance

16 of 29 specs differ
Diameter
S424 Full Lume Pilot38mm
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition42mm
Power Reserve
S424 Full Lume Pilot41h
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition45h
Water Resistance
S424 Full Lume Pilot50m
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition100m
MSRP
S424 Full Lume Pilot$299
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition$2,500

Full specifications

Case

7 specs
Category
Pilot
Chronograph
Diameter
38mm
42mm
Thickness
11mm
14.6mm
Lug-to-Lug
46mm
49.5mm
Lug Width
19mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
100m

Crystal & Dial

3 specs
Crystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
Full lume
LumiBrite on hands and index(es)

Movement

5 specs
Caliber
Seiko NH35A
8R48
Beat Rate
21,600 vph
28,800 vph
Power Reserve
41h
45h
Jewels
24
34
Complications
GMT
None

Pricing

1 specs
MSRP
$299
$2,500

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