Seiko Cal. 3866 - 645

The Seiko 3866-645 represents an important milestone in Seiko's 1971 lineup. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-1d56af6e7096]

Also known as: Samurai, Shogun

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

White

Jewels

22j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1971

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