Silver Tone Antiqued Occupational Therapist Caduceus Seal - OTA Charm Bangle Bracelet. Silver Tone Occupational Therapist Caduceus Seal - OTA is approx. 0.78 x 0.66 x 0.15 (HxWxD) including loop. Antiqued Seal Design with OTA on the front and a Caduceus on the back. 1.7 mm Imitation Rhodium Plated Bangle Bracelet is approx. 2.65 x 2.5 inches (W x H). Also available as a necklace, and earrings. PLEASE NOTE: Our products are lead safe, but are not intended for children 14 years and younger.