Natural AAA grade Sapphires crafted with dazzling swiss Marcasites on 925 Silver. Coated with Rhodium for everlasting shine. Movement by Myota - Silver Watches Quartz Movement by Citizen. Co. Ltd JAPAN. Battery lifespan: Approx. 2 years (Changeable at any watch dealers) Size: Bezel approx. 25mm Round Length: Customised to fit We shall contact you within 2 working days to confirm details upon recieving an order. Thank you. Watch Warranty within 5 yrs from date of purchase: 1. Watch Malfunction i.e. Needles Drop 2. 30m water resistant. Against water sip in Do not include: Wear & Tear. I.e. Scratches of any kind on any part of the watch.