Seiko Cal. 3811 - 781

This Hand-Winding model from 1965 features a 41mm PVD Black case. It features a Burgundy dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-44700f10a634]

Also known as: Tuna, Navigator

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

17j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1965

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