Seiko Cal. 6616 - 743

The Seiko 6616-743 represents an important milestone in Seiko's 1979 lineup. Powered by the 6616 caliber with 17j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-0e018bd8c6fa]

Also known as: Monster, Panda

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Cream

Jewels

17j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1979

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