Seiko Cal. 6317 - 887

This Solar model from 1978 features a 40mm Stainless Steel case. Powered by the 6317 caliber with 31j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-d2f11bcf920b]

Also known as: Turtle, Golden Tuna

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

9.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1978

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