Seiko Cal. 6371 - 427

This Hand-Winding model from 1965 features a 40mm Titanium case. Powered by the 6371 caliber with 23j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-177f5a963d9f]

Also known as: Flighty

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1965

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