Seiko Cal. 6657 - 998

This Spring Drive model from 1996 features a 37mm Gold-Plated case. Powered by the 6657 caliber with 33j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-5a7d6a61cfbc]

Also known as: Panda

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Green

Jewels

33j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1996

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