Seiko Cal. 6317 - 421

The 6317-421 is a sought-after Solar piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-4519c08ef6fc]

Also known as: Samurai, Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

70m

Dial Color

Black

Jewels

35j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1972

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