poncini
Seiko
Seiko Prospex Marinemaster 1968 Heritage Diver 42.6mmZoom

Seiko Prospex Marinemaster 1968 Heritage Diver 42.6mm

Automatic, 42.6mm, Steel

SLA079J1

Available in our boutiques

Product Description

Prospex Marinemaster 1968 Heritage Diver 42.6mm in steel with black bezel, dial black indexes and date on steel bracelet (cal. 8L35 Automatic)

Collection Prospex
Model Prospex Marinemaster 1968 Heritage Diver
Movement 8L35 Automatic
Movement type Automatic
Power reserve ~50 hours
Case size 42.6mm
Case material Steel
Crystal Dual-curved sapphire crystal
Calibre 8L35
Movement desc Automatic with manual winding
Precision +15 to -10 seconds per day
Jewels 26
Functions 28,800 vibrations per hour (8 beats per second), Stop second hand function, Date display
Thickness 13.4mm
Lug to lug 49.3mm
Crystal coating Anti-reflective coating on inner surface
Lumibrite LumiBrite on hands, index(es) and bezel
Bracelet type Bracelet
Bracelet material Steel
Clasp Three-fold clasp with secure lock , push button release with extender
Bracelet / strap Steel bracelet
Lug width 20mm
Water resistance 300 m diver's
Magnetic resistance 4,800 A/m
Weight 196g
Features Unidirectional rotating bezel, Screw-down crown, Screw case back
Model title Marinemaster 1968 Heritage Diver's Watch
Sub collection Marinemaster
Model line Prospex Marinemaster 1968 Heritage Diver
Dial desc Black indexes and date
Dial colour Black
Bezel color Black
Bezel Black bezel
Bracelet odeis Steel bracelet
Odeis desc PROSPEX Marinemaster 1968 Heritage Diver 42.6mm in steel with black bezel with dial black indexes and date on steel bracelet (cal.8L35 Automatic)
Technical specifications

Movement

  • Movement Type : Automatic
  • Power Reserve : ~50 hours
  • Movement : 8L35
  • Functions : 28,800 vibrations per hour (8 beats per second), Stop second hand function, Date display

Case

  • Case Size : 42.6mm
  • Case Material : Steel
  • Crystal : Dual-curved sapphire crystal
  • Waterproofness : 300 m diver's
  • Weight : 196g
  • Bezel : Black bezel

Strap / Bracelet

  • Bracelet : Steel bracelet
  • Bracelet Material : Steel

Dial

  • Dial Colour : Black
  • Dial : Black indexes and date
poncini maurice
2, Jules Koenig Street
Port Louis, Mauritius

Tel: (+230) 212 0818

[email protected]
© 2026 PONCINI. All rights reserved. Privacy Policy. Made by PONCINI.

BOOK AN APPOINTMENT

5 OFFICIAL PONCINI SHOPS
Please select your favorite Shop below and send your request. Our team will go back to you shortly to confirm the meeting.