Seiko Cal. 3881 - 990

The Seiko 3881-990 represents an important milestone in Seiko's 1966 lineup. It features a Champagne dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-e1acc31a673c]

Also known as: World Timer

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

12.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Champagne

Jewels

17j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1966

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