Rolex Datejust 31 Bronze — Diamond Roman VI Roman Dial | Ref. 178344

This second example of Reference 178344 confirms the enduring desirability of the Datejust 31 in bronze, a case material that imparts a singular organic character absent from conventional gold or steel variants. Each bronze case develops its own patina over time, influenced by skin chemistry and exposure — making every piece irreversibly individual. The 31 mm Oyster case diameter positions this reference as a refined mid-size, and the diamond-set dial with Roman VI indices provides jewellery-grade decoration that complements the warm bronze tone.

The Calibre 2235 self-winding manufacture movement provides the technical foundation: Parachrom hairspring, Perpetual rotor with bidirectional winding, Paraflex shock absorbers, and the quick-set date at 3 o'clock beneath the signature Cyclops lens. The movement is regulated in five positions for chronometric accuracy to Rolex's exacting COSC-exceeding standards. The overall mechanical package ensures the watch functions with the reliability expected of any modern Rolex sports or dress reference.

Bronze-cased Rolex Datejust references remain a specialist area of the collector market, generating strong interest from those who appreciate unusual material choices within an otherwise standardised range. This example, with its diamond and Roman numeral dial, adds further gem-set exclusivity to an already uncommon configuration. Whether acquired for its aesthetic singularity or its position as a curiosity within the broader Datejust family, Ref. 178344 in bronze represents a thoughtful and differentiated purchase.