Inner quadrant timed with Solana’s Epoch (400 ms slot time, 432,000 slots) Movement: Quartz solar powered Power reserve: 6 months Rechargeable: With natural and artificial light Glass: Double curve sapphire crystal Case: Certified recycled stainless steel Case thickness: 10mm Crown position: 4 o'clock Lugs (and strap) width: 18mm Lug to lug: 46.0mm Water resistance: 5 ATM Colorways: 3 (gold, silver, black) Epoch 773 engraving 1 watch per claim. About Solios - First B-Corp solar watch maker in the world. - Ranked by GQ, Forbes, Vogue, New York Times, and others among the best solar watch makers globally.