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The free price guide for UK antiques & collectables  ·  UK auction price data across 4,299 collectible categories. Updated weekly.  · 
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→ Stable · 4 sales
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Full Sales History 4 sales
PHILIPPE MERCIER (GERMAN 1689 - 1760), PORTRAIT OF LADY MARY WATSON WENTWORTH
Dreweatts
4 Nov 2025
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Portrait of a lady, said to be Marie Anne de Maily-Nesle, portrayed as Diana with Cupid
Bonhams
25 Sep 2025
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Portrait of Louise Marguerite of Lorraine, Princess of Conti, bust-length in a bejewelled dress
Bonhams
25 Sep 2025
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PHILIPPE MERCIER (GERMAN 1689 - 1760), PORTRAIT OF LADY MARY WATSON WENTWORTH
Dreweatts
11 Jun 2025
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About These Prices

Compiled from recent results across Dreweatts, Bonhams, Hansons, Chiswick Auctions, Special Auction Services, Sworders, Tennants, Cheffins, Bellmans, and Lyon & Turnbull. Hammer prices excluding buyer's premium. Price ranges are based on the 10th–90th percentile of recorded sales — unusually high or low results are excluded to avoid skewing the range.