From the late 19th century through the 1940's many different mainly Ring and Pendants were made utilising the contrast between the black onyx stones and gold .
So in an onyx of different size and shapes a hole was drilled and a gold piece depicting whatever was inserted thus creating the gold onyx effect,
 This pendant is unusual for its shaped   as a fanned triangle in which a Pear Shaped Onyx has been inserted using a setting that utilises prongs on the back .
 The fan end of the triangle has been shaped in a wedged pattern , a unique one of a kind piece, 
Made in fully marked 14 karat Gold
1 5/8 inches long 
48 mm