Seiko Cal. 6344 - 536

This Quartz model from 1966 features a 37mm Titanium case. With its 20mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-b12ed39054f6]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

37mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1966

Related Models

• Seiko 6672-422
• Seiko 4591-652
• Seiko 4417-729
• Seiko 7161-275
• Seiko 6348-845
• Seiko 4538-475
• Seiko 4413-759
• Seiko 6682-443
• Seiko 3839-363
• Seiko 6639-212
• Seiko 6165-777
• Seiko 5275-228