Seiko Cal. 5663 - 596

The 5663-596 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-1b4127f74f26]

Also known as: Helmet, Rally

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

29j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1969

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