Seiko Cal. 6613 - 121

The 6613-121 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6613 caliber with 28j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-80f38b785009]

Also known as: Goldfeather

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

36mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Champagne

Jewels

28j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1989

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