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Photo credit: WKW
The Duchess of Cambridge wore a long-sleeved, flattering black and white wrap dress by MaxMara Studio from their 2011 collection (no longer available). The dress features a V-neck and ruched waist. It is called the 'Grey Long Sleeved Dress' (£298 and was reportedly bought by the duchess for half price.).
Kate accessorised with a ‘modesty panel’ to keep her cleavage under wraps, her Asprey 167 button pendant (£2800), sheer tights, black suede 'Angel' courts from Episode at House of Fraser (£60), and Annoushka pearl drops.
Additional Pictures:
Update
Photo credit: WKW
Ring worn a few years ago
Photo credit: 'My Small Obsessions' on FB
Update 2/23/2013
Per the Asprey London website: www.asprey.com/
'With its discreet purple centre and engraved '167' address, the Asprey button is a stylish signature inspired by buttons on old English garments.
Using the iconic 167 New Bond Street Button, the 167 Button Pendant has a central amethyst stone surrounded by pavé diamonds, all set in 18ct white gold
Features
• Pavé diamonds (tot 0.53ct GVS)
• Amethyst (tot 0.08ct)
• 18ct white gold
• 18ct white gold chain'
• Amethyst (tot 0.08ct)
• 18ct white gold
• 18ct white gold chain'
Asprey has a long and established relationship with British royalty dating back to the 1800s when Queen Victoria awarded the first Royal Warrant. Since then, Asprey has held a Royal Warrant for every British monarch and several other foreign heads of state.