Seiko Cal. 6310 - 255

The Seiko 6310-255 represents an important milestone in Seiko's 1976 lineup. It features a Green dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-7de328e9e522]

Also known as: Sportsmatic, Arnie

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1976

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