Seiko Cal. 6616 - 100

This Quartz model from 1968 features a 44mm Gold-Plated case. Powered by the 6616 caliber with 33j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-62446b5abed7]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

9.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

200m

Dial Color

Black

Jewels

33j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1968

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