Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon 0.80 mm Thick Flat Round Sapphire Crystal (24.0 mm to 28.5 mm) by PERRIN Sale $11.50 | / SKU CR-SPF08-2-24-0 24.0 mm - $11.50 24.5 mm - $11.50 25.0 mm - $11.50 25.5 mm - $11.50 26.0 mm - $11.50 26.5 mm - $11.50 27.0 mm - $11.50 27.5 mm - $11.50 28.0 mm - $11.50 28.5 mm - $11.50 24.0 mm 24.5 mm 25.0 mm 25.5 mm 26.0 mm 26.5 mm 27.0 mm 27.5 mm 28.0 mm 28.5 mm Diameter (mm) Chevron down icon 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon Notify me when back in stock Email address Email me when available This crystals are a scratch resistant crystals for high-end watches. This crystals have a polished top edge.