Cute Silver Night Owl Quartz Pocket Watch Necklace Pendant 。BEAUTIFUL DESIGN: Cute Owl with wings pendant opens to reveal a high quality quartz clock! CAREFULLY CONSTRUCTED: This elegant piece of owl costume jewelry is of high quality rust free metal alloy, and it serves as a long chain sweater ornaments,so you can enjoy and treasure it for ages! About The Battery: Battery style of 377/377A/377S/LR626/AG4/SR626SW all these are available for the watch, the battery diameter is 6.8mm, thickness is 2.6mm. HIGH QUALITY oval chain link measured at 30 inches! Owl pendant size: 1.5 inch * 1 inch; Set up your time: pull out the button below, then turn the button left or right, push down after the time is correct.