Seiko Cal. 4521 - 865

The 4521-865 is a sought-after Solar piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-2f66dcebd9a7]

Also known as: World Timer

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

43mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

50m

Dial Color

Green

Jewels

19j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1966

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