Seiko Cal. 7155 - 618

Released in 1977, the Cal. 7155 with design code 618 was part of Seiko's domestic market collection. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-ab4bdcf52418]

Also known as: Helmet, Emperor

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

11.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Cream

Jewels

22j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1977

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