Seiko Cal. 5642 - 931

This Quartz model from 1966 features a 46mm Stainless Steel case. With its 18mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-fdc17cd6bf89]

Also known as: Golden Tuna, Emperor

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

Burgundy

Jewels

29j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1966

Related Models

• Seiko 5692-431
• Seiko 5670-965
• Seiko 4516-462
• Seiko 6181-781
• Seiko 4541-396
• Seiko 7082-189
• Seiko 6152-142
• Seiko 4597-424
• Seiko 5679-231
• Seiko 5696-417
• Seiko 4483-623
• Seiko 6641-307