Seiko Cal. 4513 - 156

The 4513-156 is a sought-after Solar piece from Seiko's golden era. Powered by the 4513 caliber with 18j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-e7f0aa4cc06d]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1973

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