The updated Rolex Datejust 31 arrived in 2018, featuring the caliber 2236 and options in rose, white, or yellow gold. Rolesor two-tone versions were introduced a year later. Reference 278278 features a yellow gold case with a fluted bezel, plus a selection of dials and the option of an Oyster or President bracelet.
Shape
Round
Lug Distance
16.00 mm
Material
Yellow Gold
Glass
Sapphire
Diameter
31.00 mm
Water Resistance
100.00 m
Dial Color
Black
Material
Black MOP
Buckle
Oyster