Rolex Oyster Perpetual 36mm Pistachio 126000Overview The Rolex Oyster Perpetual 36 reference 126000 is the purest expression of the Rolex philosophy, stripping away every complication to focus on the brands core pillars: water resistance, chronometric precision, and timelessness. While the Oyster Perpetual has always been the foundation of the catalog, the current generation has transformed into a high fashion powerhouse. The 36mm case remains the "sweet spot" for many enthusiastsa historically