Seiko Cal. 7121 - 506

This Hand-Winding model from 1971 features a 43mm Stainless Steel case. Powered by the 7121 caliber with 24j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-455a590caa4f]

Also known as: UFO, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

13.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Black

Jewels

24j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1971

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