Seiko Cal. 4497 - 121

The Seiko 4497-121 represents an important milestone in Seiko's 1980 lineup. Powered by the 4497 caliber with 22j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-9b8d3aed6c5f]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

22j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1980

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