Seiko Cal. 3820 - 776

The 3820-776 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3820 caliber with 22j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-c618ca04d80c]

Also known as: Shogun, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Green

Jewels

22j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1965

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