Seiko Cal. 4542 - 509

The 4542-509 is a sought-after Solar piece from Seiko's golden era. Powered by the 4542 caliber with 21j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-ff34c5f1f783]

Also known as: UFO, Arnie

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Silver

Jewels

21j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1986

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