After our team of appraisers cast their expert eyes over them, Dutch auction house AAG consigned the pieces. Next week, the diamonds will be hitting the auction block.

A cushion-cut diamond weighing 1.36 carat With GIA certificate: Fancy Light Yellow, Natural Even, IF, Numbered GIA 6202884809, 5 November 2015Estimate: € 9 000 - 12 000 A cushion-cut diamond weighing 1.36 carat
With GIA certificate: Fancy Light Yellow, Natural Even, IF, Numbered GIA 6202884809, 5 November 2015
Estimate: $10 500-14 000 (€ 9 000 - 12 000)

The three diamonds were each appraised separately. Picture above is an unmounted fancy intense yellow radiant-cut diamond which weighs 1.36 carat. This piece was appraised by Barnebys team to be worth in the region of $12 000. The below cushion-cut diamond weighing 1.39 carat was also appraised to be worth around the same.

The unmounted diamonds sent in by a private Belgium collector to Barnebys Appraisal Service are amongst the AAG catalog's most valuable lots.

A cushion-cut diamond weighing 1.39 carat With GIA certificate: Fancy Light Yellow, Natural Even, IF, numbered GIA 2173378445, 18 November 2015Estimate: (€ 9 000 - 12 000) A cushion-cut diamond weighing 1.39 carat
With GIA certificate: Fancy Light Yellow, Natural Even, IF, numbered GIA 2173378445, 18 November 2015
Estimate: $10 500-14 000 (€ 9 000 - 12 000)

A rectangular diamond weighing 1.15 carat With GIA certificate: Cut-Cornered Rectangular Modified Brilliant, Natural, Fancy Intense Yellow, Even, VSI, numbered GIA 2155133729, 20 Juni 2015 Estimate:(€ 6 000 - 8 000) A rectangular diamond weighing 1.15 carat
With GIA certificate: Cut-Cornered Rectangular Modified Brilliant, Natural, Fancy Intense Yellow, Even, VSI, numbered GIA 2155133729, 20 Juni 2015
Estimate:$7 000-9 400 (€ 6 000 - 8 000)

The final of the three diamonds, weighing 1.15 carat, is pictured above.

AAG's final auction of the year will take place on December 18, 2017. Check out the full catalog here.

Think you have something to appraise? Send it in to Barnebys Appraisal Service here.

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