Seiko Cal. 6310 - 813

The Seiko 6310-813 represents an important milestone in Seiko's 1987 lineup. Powered by the 6310 caliber with 31j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-3cdd0ade9f95]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

31j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1987

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