The yellow gold reference with the brushed dial and monochrome details is an absolute stunner; a natural evolution of Bvlgari’s uber-impressive Octo Finissimo collection. The most impressive of the three new offerings is a yellow gold model with a striking obsidian dial (a wafer-thin sliver of polished volcanic stone). There are also references with silvered dials, in platinum and yellow gold. PATEK PHILIPPE NAUTILUS 50TH ANNIVERSARY 38MM PLATINUM LIMITED EDITIONHalf a century on, the Gérald Genta-designed classic remains one of the most coveted sports watches in the world. Of the two models, the yellow gold ‘Bloodstone’, a limited edition of 161 pieces, stands out.