Seiko Cal. 3881 - 163

The Seiko 3881-163 represents an important milestone in Seiko's 1969 lineup. It features a Silver dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-4558038af335]

Also known as: Sea Horse, Crown

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

35mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

27j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1969

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