Seiko Cal. 6677 - 897

The 6677-897 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6677 caliber with 22j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-bcb563919eda]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

43mm

Case Thickness

9.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Black

Jewels

22j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1968

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