Seiko Cal. 6313 - 345

This Hand-Winding model from 1981 features a 35mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-48024f4163dd]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

21j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1981

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