Seiko Cal. 5242 - 645

The 5242-645 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5242 caliber with 21j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-68b9275950e3]

Also known as: UFO, Flighty

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Champagne

Jewels

21j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1973

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