Seiko Cal. 3881 - 961

This Hand-Winding model from 1971 features a 45mm PVD Black case. It features a Green dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-c1a687c63226]

Also known as: Samurai, Flighty

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Green

Jewels

35j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1971

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