Seiko Cal. 6380 - 156

This Quartz model from 1971 features a 42mm PVD Black case. Powered by the 6380 caliber with 20j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-69ff772781b3]

Also known as: Bellmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

12.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

Cream

Jewels

20j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1971

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