Seiko Cal. 6657 - 700

The Seiko 6657-700 represents an important milestone in Seiko's 1980 lineup. It features a White dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-9740481d71e1]

Also known as: Goldfeather

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

10.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

90m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1980

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