Rolex Datejust 31mm Olive Green 11 Diamonds Steel Rolesor Jubilee 278273Overview The Rolex Datejust 31mm reference 278273 in olive green Rolesor is the most assertive configuration in the 31mm range and the least conventional, which is the reason to consider it seriously. The case is Oystersteel with 18k yellow gold applied to the lugs and the fluted bezel the Rolesor construction Rolex has used since 1933. The olive green dial runs a sunray finish that shifts from deep forest green to warm gold green as the light