Ikee Design Black Gem Jar Jewelry Tray Insert. 50 Gem Jars. 14 1/4" x 7 3/4" x 3/4" Black jewelry tray insert has 50 removable clear plastic round jars Easy for storing beads, jewelry and travelling with it. Each gem jar comes with a black insert pad inside and lid. The inside diameter of each gem jar measures approximately 1 1/16" (27 mm) Jewelry is not included. The insert measure approximately 14 1/4" x 7 3/4" x 3/4" (36 cm x 196 x 19 mm)