Seiko Cal. 6355 - 513

This Spring Drive model from 1981 features a 45mm Titanium case. With its 20mm lug width and 13.9mm profile, it sits comfortably on most wrists. [seikata-wm-a33f2c5c184d]

Also known as: UFO, Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

13.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Silver

Jewels

35j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1981

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