Authentic. Bought in Netherland from Apple in 2018 and I am the only owner. Receipt can be provided. A few scratches on the screen. See pictures. All the straps are authentic Apple and are used for exactly this watch. Straps are suitable for 42mm and 44mm. Battery capacity is %93, see pictures. ⚠️Does not come with charger. - Stellar Gray (aluminum) - Space Gray - Ion-X glass, sapphire crystal, Retina display - Durable aluminum frame - Back is forged in black ceramic and sapphire crystal - Swim-resistant - Water resistant 50m - Water drainage function - Receives calls or text messages - Heart rate monitor - ECG monitor - Connects to calendar, contacts and schedule - Answer incoming calls, write text messages and emails or check the score of your favorite team - Controls GPS connection - Fall detection - Two sides of the same coin. The speaker and microphone complement each other and together they create a masterpiece of sound and voice - 64-bit dual core processor. It stores your 10 most used apps, allowing you to launch them instantly when you need them. Choose from a variety of enhanced watch faces with animations and user-friendly controls - E-sim support, so it can be used as a phone. Pay in stores, make calls, send messages, Spotify, etc. - 18 hours of battery life - Data encryption on the device and in the cloud - The screen icons can be customized in many different ways ⬛️ S/M 42mm black soft silicone sports band 🟫 44mm brown stretchable velcro strap 🟦 M/L blue stretchable, like knitted 🟦 ⬜️ M 42mm light blue-gray striped 🟥 M/L burgundy red, like knitted ✅Actual product photos, what you see is what you get. 🎥More photos and video can be sent upon request. ❌No exchange, no return. 🔑Keywords: silicone smart velcro iwatch