Seiko Cal. 3820 - 561

The 3820-561 is a sought-after Solar piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-a6d14fc29a64]

Also known as: Flighty

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1966

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