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Home/Browse/Seiko/Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition
Seiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition
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Seiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition

Chronograph

The Seiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition is praised for its well-executed heritage inspiration, clean dial, and balanced design, with its in-house caliber 8R48 noted as a solid movement. Owners appreciate the Zaratsu polishing and the column wheel and vertical clutch on the 8R48 movement, considering it good value. Some find the date wheel deep-set and the bracelet lacking micro-adjustments. The 42.5mm x 15.1mm case size may be large for some wrists. On balance, owners and reviewers rate the Seiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition highly for its heritage design and solid in-house movement.

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1 Variant
Lume:LumiBrite on hands and index(es)
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Retail MSRP
$3,000
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Alternatives
Case
42.5mm
Power Reserve
45h
Movement
Automatic
Water Resistance
100m
Crystal
Sapphire + AR
01

Case Dimensions

Diameter42.5mm
Thickness15.1mm
Lug-to-Lug50mm
Lug Width20mm
02

Case Build

MaterialStainless Steel
Water Resistance100m
03

Crystal & Dial

CrystalSapphire
ShapeCurved
AR CoatingAnti-reflective coating on inner surface
LumeLumiBrite on hands and index(es)
04

Movement

Caliber
8R46
TypeAutomatic
Beat Rate—
Power Reserve45 hours
Jewels34
HackingNo
Hand-WindingNo
ComplicationsTime only
05

Design Language

Dial styleMatte
Sub-dials2
BezelTachymeter
Bracelet / strapLeather strap
HandsBaton
AI-detected from product image · 5/22/2026
In a nutshell

The Seiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition is an automatic chronograph watch, with a 42.5mm stainless steel case, 15.1mm thick, powered by the 8R46 movement and a 45-hour power reserve. Water resistance is rated to 100m, under a sapphire crystal. Manufacturer MSRP is $3,000.

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