Seiko Cal. 6317 - 646

Released in 1967, the Cal. 6317 with design code 646 was part of Seiko's domestic market collection. With its 20mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-eda16ca2e194]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

35mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1967

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