Vintage Gold-tone Signed Czechoslovakia Blue Rhinestone Brooch • Prong‑Set A brilliant signed Czech rhinestone brooch with vivid aqua blue stones and its original early C‑clasp — a classic Art Deco‑era sparkler. This brooch features a vibrant cluster of dark aqua‑blue rhinestones in graduated sizes, all prong‑set into a warm gold‑tone metal base. The round, domed arrangement gives the piece beautiful dimension and sparkle. It has its original early C‑clasp, placing it in the 1910s–1930s period. Czech jewelry from this era is prized for its high‑quality glass stones and meticulous hand‑setting, and this piece is a strong example of that craftsmanship. Details: • Excellent vintage condition • Aqua blue rhinestones • All stones present, bright, and securely prong‑set • C‑clasp functions properly • 1.25" Diameter Perfect for coats, scarves, dresses, hats, lapels, or as a bold accent on eveningwear. Czech rhinestone brooch, Czechoslovakia brooch, blue rhinestone pin, vintage blue brooch, prong set brooch, gold tone brooch, Art Deco brooch, antique Czech jewelry, round rhinestone brooch, early C clasp brooch, collectible brooch, vintage costume jewelry, sapphire blue pin, Czech glass rhinestones