Seiko Cal. 6641 - 470

The Seiko 6641-470 represents an important milestone in Seiko's 1990 lineup. Powered by the 6641 caliber with 22j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-af57967e772e]

Also known as: Goldfeather, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

40mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1990

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