Leading the sale is a pair of unmounted round brilliant-cut D flawless diamonds, weighing 35.77 and 35.61 carats each.

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These are alternated by two similarly-set diamond flowerheads, each mounted with a brilliant-cut diamond weighing 2.02 and 2.01 cts. to the marquise-cut diamond petals, interspersed by connecting links of pear-shaped fancy vivid and fancy intense diamonds of yellow and orange hues and diamonds of foliate motif.

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Some are brilliant students, others incorrigible cut-ups.

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Supporting the diamond is a neck-piece made of 74.77-carat TCTW D-F color alternating round brilliant and emerald cut diamonds.

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James Foster took two lovely stumpings in the Twenty20 - not brilliant, but of the standard we expect of international wicketkeepers - and this is where Prior has his work cut out.

BBC: Jonathan Agnew column