Seiko Cal. 5661 - 737

The 5661-737 is a sought-after Quartz piece from Seiko's golden era. It features a Cream dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-d1e793fb1e86]

Also known as: Rally, Crown

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

29j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1977

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