Seiko Cal. 3881 - 851

Released in 1980, the Cal. 3881 with design code 851 was part of Seiko's domestic market collection. It features a Black dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-24d1cf3b4cb8]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

Titanium

Case Width

46mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Black

Jewels

22j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1980

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