Seiko Cal. 6618 - 868

Released in 1981, the Cal. 6618 with design code 868 was part of Seiko's domestic market collection. Powered by the 6618 caliber with 32j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-c7a59c2670b9]

Also known as: Sumo, Silverwave

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

41mm

Case Thickness

12.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Black

Jewels

32j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1981

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