Seiko Cal. 5661 - 496

This Quartz model from 1970 features a 37mm Two-Tone case. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-8cbfcfffb6ad]

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1970

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