Seiko Cal. 6317 - 342

This Solar model from 1972 features a 44mm Two-Tone case. It features a Green dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-8162a532f15e]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

44mm

Case Thickness

13.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1972

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