Skip to content
Seiko Prospex Alpinist

Seiko Prospex Alpinist

AutomaticSteel

Ref. HBC008J

Collection: ProspexCase size: 39.5mmMovement: 6R54
Add to my inventory

Free account required - pre-fills all specs automatically

Last updated 8 Oct 2026Suggest a correction

TECHNICAL SPECIFICATIONS

GENERAL

Gender

Men

CASE

Diameter

39.5mm

Thickness

13.6mm

Lug to Lug

46.4mm

Case Material

Steel

Water Resistance

200m

Crystal

Sapphire Crystal

MOVEMENT

Movement Type

Automatic

Caliber

6R54

Power Reserve

72h

Frequency

21,600 vph (3 Hz)

Jewels

24 jewels

BRACELET/STRAP

Bracelet/Strap

Leather

Clasp Type

Fold Clasp

FEATURES & COMPLICATIONS

Display backGMTLuminous handsLuminous indicesScrew-Down Crown

More from Seiko

Show all →

Other watches with the 6R54 calibre

Show all →

FOR WATCH DEALERS

Trading the Seiko Prospex Alpinist?

Clone any catalog watch into your stock, sync it to Chrono24 and eBay, and invoice it with your own tax settings.