Seiko Cal. 6612 - 915

The Seiko 6612-915 represents an important milestone in Seiko's 1983 lineup. Powered by the 6612 caliber with 18j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-0e78098beba1]

Also known as: Sumo, Crown

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

18j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1983

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