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Top selling lots

Sworders, Stansted Mountfitchet, May 9

Jiaqing (1796-1820) gilt-decorated powder blue bottle vase, iron-red seal mark, 10in (26cm) high, damage.

Estimate: £1000-1500

Hammer: £52,000

Plymouth Auction Rooms, May 10

Rare Heuer Autavia GMT wristwatch, No 2446, with box and paper.

Estimate: £1500-2000

Hammer: £8400

Sworders, Stansted Mountfitchet, May 9

A string of Chinese hardwood prayer beads in fitted pewter box.

Estimate: £70-100

Hammer: £8800

Highest price over estimate

Shapes, Edinburgh, May 6

Orientalist school watercolour of Abu-Simbel, Egypt, indistinctly signed lower left, 2ft 1in x 3ft 1in (63 x 94cm).

Estimate: £40-60

Hammer: £5000

Tamlyns, Bridgwater, May 10

Late 18th century ivory slide rule with inscribed scales for calculations, original embossed card case.

Estimate: £300-400

Hammer: £9500

Sheffield Auction Gallery, May 5

Early 20th century lacquered brass goniometer by P Stoe, Heidelberg, parts lacking.

Estimate: £70-100

Hammer: £2200

1090 Most registered online bidders

Hannam’s Auctioneers, Selborne, May 4-5

Source: Bid Barometer is a snapshot of sales on thesaleroom.com for May 4-10, 2017.

‘Highest price over estimate’ = Our selection of items from the top 10 highest hammer prices as a multiple of the high estimate paid by internet bidders on thesaleroom.com

‘Top selling lots’ = Our selection of items from the top 10 highest hammer prices paid by internet bidders on thesaleroom.com