Vintage Amber Crystal Necklace, Earrings & Bracelet

Outstanding Vintage Amber Crystal Brooch Necklace, Earrings & Bracelet Parure Set. Very rare, & in excellent condition. Approximate measurements are as follows: Bracelet- 7.5" x 1.2", Earrings- 1.25" x .75", & Necklace Pendant/Brooch- 1.75" x 2". Bracelet has a safety clasp, earrings are clip-back. Set in gold. Like most jewelry from this time period, it's unsigned. The only Mark I found says "Patent Pending". This set is SERIOUS! I would appreciate any additional info from the community!