Seiko Cal. 3851 - 930

Released in 1969, the Cal. 3851 with design code 930 was part of Seiko's domestic market collection. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-eab30259ed32]

Also known as: Bullhead, Emperor

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

13.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

26j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1969

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