Architectural micro mosaic necklace

Architectural micro mosaic set in onyx framed in 18 karat gold on a 9 karat gold chain.  The mosaic is of a very fine quality with small flea bites out of the onyx (commensurate with age).  The chain is paired for color match not karat match. 

• weight 10.3 grams
• width is 25.3mm
• chain is 19 inches