NEW London Blue topaz sterling silver pendant necklace 20 inch

This necklace is brand new and came from an estate. Never worn and still has its original tag in place.  The stone tests as blue topaz. Set in rhodium plated over sterling silver. Chain measured 20 inches with a barrel clasp. The chain does not appear to be sterling. Most likely stainless steel. Priced accordingly. 925 STS Reasonable offers considered