Seiko Cal. 6316 - 577

The Seiko 6316-577 represents an important milestone in Seiko's 1968 lineup. Powered by the 6316 caliber with 32j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-589bcbe7b7f1]

Also known as: Helmet, Crown

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Navy

Jewels

32j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1968

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