Seiko Cal. 6310 - 315

The Seiko 6310-315 represents an important milestone in Seiko's 1980 lineup. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-fc641438df31]

Also known as: Helmet, UFO

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Champagne

Jewels

22j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1980

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