Seiko Cal. 6657 - 485

The 6657-485 is a sought-after Hand-Winding piece from Seiko's golden era. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-89eaa58e205e]

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1989

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