Seiko Cal. 6313 - 639

The 6313-639 is a sought-after Quartz piece from Seiko's golden era. It features a Green dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-b1f9ff247931]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Green

Jewels

25j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1987

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