Seiko Cal. 6339 - 342

This Spring Drive model from 1974 features a 42mm Two-Tone case. Powered by the 6339 caliber with 23j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-965e8c338bdb]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

90m

Dial Color

Silver

Jewels

23j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1974

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