Skip to content
Seiko Prospex

Seiko Prospex

SolarSteel

Ref. SFJ007P1

Collection: ProspexCase size: 42mmMovement: 8A50

The Seiko Prospex, reference SFJ007P1, is a chronograph with a 42 mm steel case. This is a limited edition of 4000 pieces. The case is 12.9 mm thick, with a lug-to-lug measurement of 48.3 mm and a water-resistance rating of 100 metres. The movement is solar-powered calibre 8A50, which operates for approximately 6 months when fully charged. Over the dial is a curved sapphire crystal with an anti-reflective coating. The movement has an accuracy of minus 15 to plus 15 seconds per month. A steel bracelet fastens with a three-fold clasp with push-button release.

Add to my inventory

Free account required - pre-fills all specs automatically

Last updated 9 Oct 2026Suggest a correction

TECHNICAL SPECIFICATIONS

GENERAL

Gender

Men

Limited Edition

4,000 pieces

CASE

Diameter

42mm

Thickness

12.9mm

Lug to Lug

48.3mm

Case Material

Steel

Water Resistance

100m

Crystal

Sapphire Crystal

MOVEMENT

Movement Type

Solar

Caliber

8A50

BRACELET/STRAP

Bracelet/Strap

Steel

Clasp Type

Fold Clasp

FEATURES & COMPLICATIONS

ChronographLimited EditionSolar watch

More from Seiko

Show all →

Other watches with the 8A50 calibre

Show all →

FOR WATCH DEALERS

Trading the Seiko Prospex?

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