Seiko Cal. 5217 - 309

This Automatic model from 1970 features a 46mm Titanium case. Powered by the 5217 caliber with 20j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-4fe162761ddc]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

46mm

Case Thickness

8.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Cream

Jewels

20j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1970

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