Seiko Cal. 6316 - 520

The Seiko 6316-520 represents an important milestone in Seiko's 1979 lineup. Powered by the 6316 caliber with 25j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-337770936aec]

Also known as: UFO, Sportsmatic

Specifications

Movement

Solar

Case Material

Titanium

Case Width

36mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1979

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