Seiko Cal. 4413 - 991

The 4413-991 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4413 caliber with 36j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-bd3328ca8ad9]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

12.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1977

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