Seiko Cal. 6677 - 330

This Quartz model from 1975 features a 34mm PVD Black case. Powered by the 6677 caliber with 20j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-30d993455d7b]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

34mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1975

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