Type/Model: Genuine/NIKE Model Color: Anthracite Compatible Sizes: 40, 41, 42mm 42mm is compatible with Series 10 and 11. [Condition] Brand new, unused. Opened for inspection. Device tested on a demo Series 3. There are some device marks, but it is unused. Instant purchase OK! Purchases made at night or late at night are also welcome! Feel free to ask any questions in the comments! Thank you for viewing. Search terms #Applewatch #Applewatchband #Applewatchband #Applewatch #Applewatchband