Seiko Cal. 6657 - 863

The Seiko 6657-863 represents an important milestone in Seiko's 1985 lineup. Powered by the 6657 caliber with 28j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-3e80bd22ae9c]

Also known as: Goldfeather

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

12.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

28j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1985

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