Seiko Cal. 6616 - 131

The Seiko 6616-131 represents an important milestone in Seiko's 1974 lineup. Powered by the 6616 caliber with 29j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-4e8a0803141e]

Also known as: Flighty

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Silver

Jewels

29j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1974

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