Seiko Cal. 6641 - 571

The 6641-571 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6641 caliber with 27j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-c217060bd98f]

Also known as: Emperor

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Black

Jewels

27j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1985

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