Seiko Cal. 3821 - 487

The 3821-487 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3821 caliber with 24j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-f90fed86eeec]

Also known as: Crown, Flighty

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Champagne

Jewels

24j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1979

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