Seiko Cal. 6191 - 866

The Seiko 6191-866 represents an important milestone in Seiko's 1965 lineup. Powered by the 6191 caliber with 20j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-ad6c561e54f5]

Also known as: Baby Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

39mm

Case Thickness

13.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Navy

Jewels

20j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1965

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