Seiko Cal. 6284 - 721

The 6284-721 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6284 caliber with 23j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-f12f4d268005]

Also known as: Goldfeather, World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

13.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Cream

Jewels

23j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1970

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