Seiko Cal. 6613 - 535

The 6613-535 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6613 caliber with 21j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-bb77e59aed7e]

Also known as: Goldfeather, Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1985

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