Seiko Cal. 3881 - 116

The Seiko 3881-116 represents an important milestone in Seiko's 1976 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-1ff5045f4e90]

Also known as: Sumo, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

40mm

Case Thickness

14.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Champagne

Jewels

34j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1976

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