Seiko Cal. 6618 - 897

The Seiko 6618-897 represents an important milestone in Seiko's 1987 lineup. Powered by the 6618 caliber with 35j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-552e3cc6280c]

Also known as: Sumo, Sea Horse

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

15.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Silver

Jewels

35j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1987

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