Rolex Oyster Perpetual Black 31mm 77080 2001 [Preowned]Overview The Rolex Oyster Perpetual 31 reference 77080 is a masterclass in horological restraint, embodying the brands core philosophy: precision, durability, and timeless design without excess. As a mid size "neo vintage" reference, it occupies a unique sweet spot in the Rolex catalog, offering a more contemporary presence than the traditional 26mm Lady Datejust while maintaining a classic, understated silhouette. The Oyster Perpetual line represents