Seiko Cal. 6661 - 765

The Seiko 6661-765 represents an important milestone in Seiko's 1975 lineup. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-95c67a93d302]

Also known as: Samurai

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Green

Jewels

26j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1975

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