H416-S064031 Eco-Drive Radio-controlled Solar Case diameter excluding crown: 43mm Wrist circumference including main unit: Approximately 18.5cm (Please allow for slight errors) There is some signs of use, but overall it is in good condition. Please check the photos. Stored indoors, operation confirmed for over 1 month. The current time is accurate and it is operating correctly. A simple, presence-filled diver's watch. For operating instructions, etc., please search on your smartphone for "Citizen H416". Also, if the battery runs out during transport, please charge it in sunlight for 7-8 hours.