Seiko Cal. 6616 - 355

The Seiko 6616-355 represents an important milestone in Seiko's 1976 lineup. With its 21mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-af540d06ade5]

Also known as: Monster, Emperor

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

14.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

White

Jewels

29j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1976

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