Seiko Cal. 6612 - 770

The Seiko 6612-770 represents an important milestone in Seiko's 1981 lineup. Powered by the 6612 caliber with 34j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-afd3aeb5325f]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1981

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