Seiko Cal. 6618 - 913

The Seiko 6618-913 represents an important milestone in Seiko's 1977 lineup. Powered by the 6618 caliber with 30j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-7db02be5253c]

Also known as: Shogun, Silverwave

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

13.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

30j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1977

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