Seiko Cal. 6616 - 852

The Seiko 6616-852 represents an important milestone in Seiko's 1971 lineup. Powered by the 6616 caliber with 29j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-f7f736b6a88f]

Also known as: UFO, Baby Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Green

Jewels

29j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1971

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