Seiko Cal. 6660 - 701

This Spring Drive model from 1977 features a 39mm Two-Tone case. Powered by the 6660 caliber with 36j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-7ed45c6b969c]

Also known as: Shogun

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1977

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