Seiko Cal. 6681 - 650

The Seiko 6681-650 represents an important milestone in Seiko's 1967 lineup. With its 18mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-fefda8bee0f0]

Also known as: Samurai, Rally

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

190m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1967

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