Natalie B Jewelry Odessa Opal Choker in Metallic Gold. Natalie B Jewelry Odessa Opal Choker in Metallic Gold. 18k gold plated choker. Opal drop accents. Spring clasp closure. Measures approx 16 in length. NATA-WL284. NECK0475. Natalie Balker is a true southern California native, she is the perfect mix of beach bohemian and classic Hollywood glamour. Growing up shopping vintage fashion markets and cool retro design stores Natalie B, if not born with the eye, developed a keen knack early for recognizing unique one-of-a-kind gems.