Seiko Cal. 3851 - 105

The Seiko 3851-105 represents an important milestone in Seiko's 1974 lineup. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-99738e58062c]

Also known as: Rally

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1974

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