Seiko Cal. 6311 - 880

This Quartz model from 1973 features a 42mm Titanium case. With its 18mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-b1048b9d1dee]

Also known as: Samurai, Helmet

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1973

Related Models

• Seiko 5696-321
• Seiko 5625-118
• Seiko 6613-902
• Seiko 7038-914
• Seiko 0729-494
• Seiko 4515-868
• Seiko 5212-615
• Seiko 6159-304
• Seiko 6267-339
• Seiko 3849-395
• Seiko 3885-299
• Seiko 6383-941