Seiko Cal. 6313 - 688

This Spring Drive model from 1976 features a 38mm Two-Tone case. It features a Silver dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-f9c53bcd4fc4]

Also known as: Silverwave, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

27j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1976

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