Seiko Cal. 4450 - 342

The Seiko 4450-342 represents an important milestone in Seiko's 1982 lineup. Powered by the 4450 caliber with 23j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-48134b5e7c38]

Also known as: Silverwave, Crown

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

12.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Green

Jewels

23j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1982

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