Seiko Cal. 6612 - 104

The Seiko 6612-104 represents an important milestone in Seiko's 1981 lineup. With its 21mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-a8bc4be5fa4b]

Also known as: Turtle, Sumo

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Green

Jewels

25j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1981

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