Seiko Cal. 6618 - 553

The Seiko 6618-553 represents an important milestone in Seiko's 1976 lineup. Powered by the 6618 caliber with 36j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-5416ffab71b5]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1976

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