Seiko Cal. 3888 - 632

This Hand-Winding model from 1978 features a 43mm PVD Black case. The Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-864ae25c3bfb]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1978

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