Seiko Cal. 3871 - 755

This Hand-Winding model from 1994 features a 40mm Gold-Plated case. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-a4dfb3243eb2]

Also known as: Tuna, UFO

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1994

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