Seiko Cal. 6661 - 929

Released in 1975, the Cal. 6661 with design code 929 was part of Seiko's domestic market collection. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-6f67fbae31de]

Also known as: Monster, Crown

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Burgundy

Jewels

29j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1975

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