Seiko Cal. 6680 - 852

The Seiko 6680-852 represents an important milestone in Seiko's 1965 lineup. Powered by the 6680 caliber with 30j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-aead46f19ae1]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

39mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1965

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