Seiko Cal. 5217 - 107

This Hand-Winding model from 1966 features a 39mm Stainless Steel case. Powered by the 5217 caliber with 32j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-6ba84ac5e4a1]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

14.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1966

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