Seiko Cal. 6667 - 587

This Hand-Winding model from 1978 features a 40mm PVD Black case. Powered by the 6667 caliber with 23j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-83b08ba22218]

Also known as: Monster, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

40mm

Case Thickness

9.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Champagne

Jewels

23j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1978

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