Brilliant-cut diamond index

Patek Philippe Nautilus 3800/3G

Audemars Piguet Royal Oak 14700SA 'diamond dial'

Rolex Day-Date 118388 & Datejust 79158 'Lapis Lazuli'

Rolex Day-Date 1802/9 'Guilloche'

Vacheron Constantin 44518 'Jumbo 222'

Patek Philippe Nautilus 3800/3P