Seiko Cal. 6657 - 710

This Kinetic model from 1988 features a 45mm Stainless Steel case. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-1244d799d60e]

Also known as: Sportsmatic

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1988

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