Seiko Cal. 4518 - 507

The 4518-507 is a sought-after Solar piece from Seiko's golden era. Powered by the 4518 caliber with 33j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-4edcff6855ba]

Also known as: Monster

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1973

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