Seiko Cal. 3820 - 674

The 3820-674 is a sought-after Solar piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-d8f0c07bd568]

Also known as: Pogue, Bullhead

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1971

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