A selection of the new pretties you might have spotted at JIS Miami, Oct. 3–6:(Above)1. Wrap bracelet in leather with agate beads and silver closure; $90; Samuel B., Great Neck, N.Y.; 516-472-7157; samuelb.com 2. Semi-mount in 14k rose gold with 0.75 ct. t.w. diamonds; $2,350; Gabriel & Co., NYC; 800-886-5422; gabrielny.com3. Earrings in 18k gold with 19.5 cts. t.w sapphires; $2,450; Trésor Collection, Miami; 866-998-7376; tresorcollection.com4. Earrings in 18k gold with 27.9 cts. t.w. Paraiba tourmaline and 2.15 cts. t.w. diamonds; $140,000; Vianna, Boca Raton, Fla.; 561-826-1100; viannabrasil.com5. Rock Spike collection bangle in rhodium-finished sterling; $405; Charles Garnier Paris, Los Angeles; 213-892-0075; charlesgarnier.com