Seiko Rainbow, Ref. 11-4470, Cal. 11A, Women’s Dress Vintage Watch, 1979

Seiko Rainbow 1979 — First Impression - 11-4470

Seiko Rainbow - Mother-of-Pearl Dial

The Seiko Rainbow 11-4470 presents a luminous mother-of-pearl dial that catches light in subtle iridescent tones. The dial bears the distinctive “Rainbow” signature, a unique design hallmark of this model, and applied silver-tone indices that complement the dial’s elegance.

Rainbow 11-4470 - Slim Silver-Tone Hands

Equipped with fine, slim silver-tone hour and minute hands, the watch maintains clarity and sophistication. Their minimalist style enhances legibility while preserving the delicate proportions of the timepiece.

Seiko Rainbow 11-4470 - Unpolished Stainless Steel Case

Rainbow 11-4470 - Crown

The watch features its original unsigned stainless steel crown, proportionally sized for the petite case. The winding action is smooth, reflecting Seiko’s precise engineering from this era.

Seiko Rainbow - Stainless Steel Bracelet

This example is fitted with a period-correct stainless steel bracelet, lightweight yet durable, perfectly balancing the slim case and offering a comfortable fit for smaller wrists.

Seiko Caliber 11A — Manual Wind Precision

At its heart lies the Seiko Caliber 11A, a manual wind movement designed for slender ladies’ dress watches. Known for its compact dimensions, dependable 21,600 vph beat rate, and efficient hand-winding mechanism, it delivers reliable daily timekeeping while showcasing Japanese horology heritage.

Heritage of the Seiko Rainbow in Late 1970s Design

The Seiko Rainbow series emerged during the late 1970s, when Seiko was blending mechanical craftsmanship with bold, feminine aesthetics. The iridescent dial and slim steel case embody the design language of the era, appealing to collectors who value both artistry and precision.

Seiko Rainbow — 1-Year Warranty, Shipping Worldwide, Original Components

This Seiko Rainbow 11-4470 is offered fully operational and with original components. It comes with a 1-year warranty and ships worldwide. A fine addition to any Seiko vintage watch collection featuring rare mother-of-pearl dials or for enthusiasts seeking a ladies’ dress vintage watch from the 1970s.