| Shape | Round |
| Signed | Yes |
| Color | Blue |
| Main Stone Color | Blue |
| Material | Stone |
| Metal | Silver |
| Secondary Stone | Cubic Zirconia |
| Main Stone | Opal |
| Ear Area | Lobe |
| Vintage | Yes |
| Brand | SU TH |
| Main Stone Treatment | Unknown |
| Type | Earrings |
| Department | Women |
| Metal Purity | 925 |
| Main Stone Shape | Round |
| Base Metal | Silver |
| Original/Reproduction | Original |
| Country Of Origin | Thailand |
Beautiful vintage sterling silver stud earrings featuring vibrant blue opal centers surrounded by sparkling cubic zirconia halo accents. ✨ Details: • Marked SU TH 925 • Solid Sterling Silver • Round blue opal center (commonly lab-created in sterling jewelry) • CZ halo setting • Approx. 3/8” diameter (about 9–10mm) • Post / butterfly back closure • Estate pre-owned condition These classic halo studs offer elegant sparkle with beautiful flashes of blue and green. Perfect for everyday wear, gifting, or October birthstone jewelry lovers. Please review all photos for condition details and measurements. Feel free to message with any questions!