preowned. TONDO BY NIGHT S10 De Grisogono. Set turquoise blue pearly photoluminescent composite fiberglass case with amethysts – Set blackened reverse oscillating weight dial – Turquoise blue SLN Dauphine hands – Front case anti-reflection sapphire – Purple galuchat strap – Turquoise blue pearly photoluminescent composite fiberglass & black PVD coated steel folding clasp – Turquoise blue pearly photoluminescent composite fiberglass crown with black diamond. This model is water-resistant up to 30m/90ft . The watch comes with 43 mm Steel case. All pre-owned watches are not returnable. One year warranty for all watches. preowned. TONDO BY NIGHT S10 De Grisogono Pearly Photoluminescent Composite Fibreglass Watch.