Seiko Cal. 6339 - 635

This Automatic model from 1973 features a 34mm Two-Tone case. Powered by the 6339 caliber with 21j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-ded344020293]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1973

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