Seiko Cal. 6616 - 674

The Seiko 6616-674 represents an important milestone in Seiko's 1978 lineup. Powered by the 6616 caliber with 24j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-00e2b99d87ff]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Champagne

Jewels

24j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1978

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