Seiko Cal. 3854 - 643

The Seiko 3854-643 represents an important milestone in Seiko's 1969 lineup. The Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-6ab7d115923a]

Also known as: Rally, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

White

Jewels

27j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1969

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