Seiko Cal. 6642 - 376

The Seiko 6642-376 represents an important milestone in Seiko's 1991 lineup. With its 22mm lug width and 11.3mm profile, it sits comfortably on most wrists. [seikata-wm-e5f8d783b351]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

11.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

White

Jewels

35j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1991

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