Seiko Cal. 5665 - 661

The Seiko 5665-661 represents an important milestone in Seiko's 1983 lineup. It features a Cream dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-75602896075c]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Cream

Jewels

23j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1983

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