Seiko Cal. 6340 - 521

This Spring Drive model from 1978 features a 39mm PVD Black case. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-803cd630eb46]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

Cream

Jewels

21j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1978

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