Seiko Cal. 6317 - 220

The 6317-220 is a sought-after Solar piece from Seiko's golden era. Powered by the 6317 caliber with 19j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-4b4eb27ddb04]

Also known as: Bellmatic

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Green

Jewels

19j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1972

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