Piaget Lapis réf 9151

Piaget ref. 9151 from circa 1970, featuring a square 18k yellow gold case measuring 23 x 28 mm, with a textured knurled bezel and snap-on case back. It is fitted with a lapis lazuli dial signed Piaget, with gold Roman numerals and dauphine hands. It is powered by the manual-winding caliber 9P, 18 jewels, and the case, dial and movement are all signed.