Seiko Cal. 6610 - 721

The Seiko 6610-721 represents an important milestone in Seiko's 1992 lineup. Powered by the 6610 caliber with 20j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-d80136cd82d9]

Also known as: Goldfeather

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

11.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Green

Jewels

20j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1992

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