poncini
Seiko
Seiko Prospex Sea 1968 Heritage Diver GMT 42mmZoom

Seiko Prospex Sea 1968 Heritage Diver GMT 42mm

Automatic, 42mm, Steel

SPB519J1

Available in our boutiques

Product Description

Prospex Sea 1968 Heritage Diver GMT 42mm in steel with blue bezel, dial white indexes and date on steel bracelet (cal. 6R54 Automatic)

Collection Prospex
Model Prospex Sea 1968 Heritage Diver GMT
Movement 6R54 Automatic
Movement type Automatic
Power reserve ~72 hours(3 days)
Case size 42mm
Case material Steel
Crystal Sapphire crystal
Calibre 6R54
Movement desc Automatic with manual winding
Precision +25 to -15 seconds per day
Jewels 24
Functions 24-hour hand (dual time display function), Stop second hand function
Bezel Blue bezel
Thickness 13.3mm
Lug to lug 48.6mm
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, solid & slide adjuster; Bracelet Length; 200.0
Bracelet / strap Steel bracelet
Lug width 20mm
Water resistance 300 m diver's
Magnetic resistance 4,800 A/m
Weight 188g
Features Unidirectional rotating bezel, Screw-down crown, Screw case back
Model title 1968 Heritage Diver's GMT Watch
Sub collection Sea
Model line Prospex Sea 1968 Heritage Diver GMT
Dial desc White indexes and date
Dial colour White
Bezel color Blue
Bracelet odeis Steel bracelet
Odeis desc PROSPEX Sea 1968 Heritage Diver GMT 42mm in steel with blue bezel with dial white indexes and date on steel bracelet (cal.6R54 Automatic)
Technical specifications

Movement

  • Movement Type : Automatic
  • Power Reserve : ~72 hours(3 days)
  • Movement : 6R54
  • Functions : 24-hour hand (dual time display function), Stop second hand function

Case

  • Case Size : 42mm
  • Case Material : Steel
  • Crystal : Sapphire crystal
  • Bezel : Blue bezel
  • Waterproofness : 300 m diver's
  • Weight : 188g

Strap / Bracelet

  • Bracelet : Steel bracelet
  • Bracelet Material : Steel

Dial

  • Dial Colour : White
  • Dial : White 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.