1970s Ruby and Diamond pendant by Adler

Ruby and Diamond pendant, with latticework heart set into 18ct gold. Detachable. 30h x 23w x 12d mm. Made by Adler. 1970s. 18ct gold 45 cm snake chain. 31 diamonds VS1 E to F. 37 rubies. Original Adler leather and suede box. Perfect condition.