Seiko Cal. 6618 - 858

The Seiko 6618-858 represents an important milestone in Seiko's 1987 lineup. Powered by the 6618 caliber with 28j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-1ea1db0c92e0]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

White

Jewels

28j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1987

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