official dealer venezianico milan Venezian nereid malachite - 4521544S official dealer Making a malachite dial requires meticulous workmanship, characterized by a high level of precision. The heart of the process is the cutting of a thin disc of malachite, just 0.4 mm thick. This delicate operation requires strict control of tools and skilled hands, as the stone, with its unique veining and inherent fragility, is particularly prone to chipping. case material: Steel 316L dial: malachite dimensions: Ø42 mm, lug to lug 49.00 mm movement: Swiss Made Cal. Sellita SW200-1 Automatic glass: sapphire crystal with anti-reflective coating luminescent pigment: BGW9 Super-LumiNova bezel: Tungsten insert, 120 clicks water resistance: 20ATM (= 200m) bracelet: Sansovino, micro-adjustment clasp