Seiko Cal. 6313 - 421

The Seiko 6313-421 represents an important milestone in Seiko's 1987 lineup. It features a Green dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-840d23b9614e]

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

37mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1987

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