Seiko Cal. 6364 - 621

The 6364-621 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6364 caliber with 33j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-abd34a1749d1]

Also known as: Goldfeather, Sportsmatic

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Cream

Jewels

33j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1987

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