Seiko Cal. 3851 - 268

This Hand-Winding model from 1966 features a 37mm Two-Tone case. With its 21mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-bd4e1a234d09]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1966

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