Seiko Cal. 6657 - 890

Released in 1997, the Cal. 6657 with design code 890 was part of Seiko's domestic market collection. It features a Champagne dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-238d6f0f13ee]

Also known as: UFO, Emperor

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Champagne

Jewels

23j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1997

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