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Radiant|Lab Grown|IGI

10.71ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG809672091

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG809672091

Diamond specifications and retailer prices

From $2,718 AUD
£1,503 GBP
As of October 27, 2026
Save $15,191 AUD (85%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $17,909 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 10.71ct lab-grown radiant diamond

This 10.71ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG809672091 or 809672091. Listed at 24 retailers as of October 27, 2026, with prices from $2,718 to $17,909, a $15,191 spread on the same certified stone. Brilliant Earth lists it at $17,909. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

10.71
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.2°
Pavilion angle32.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809672091
Dimensions16.12 × 10.78 × 6.86 mm
L/W Ratio1.50
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.12 mm10.78 mm10.71 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG809672091
Side View
Table 68.0%Crown 45.2°Girdle: MediumPavilion 32.4°Culet: NoneDepth 63.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $17,909 AUD|Low: $2,513 AUD|High: $18,606 AUD|Avg: $6,849 AUD|-3.7%
Brilliant Earth
Retailer 2
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Retailer 25
October 31, 2026
Retailer 3$2,617 AUD
Retailer 20$2,718 AUD
Retailer 24$2,847 AUD
Retailer 11$2,930 AUD
Retailer 5$3,037 AUD
Retailer 9$3,274 AUD
Retailer 15$3,499 AUD
Retailer 12$3,730 AUD
Retailer 21$4,280 AUD
Retailer 13$4,570 AUD
Retailer 6$4,652 AUD
Retailer 22$4,656 AUD
Retailer 7$4,761 AUD
Retailer 23$5,634 AUD
Retailer 25$5,690 AUD
Retailer 16$6,292 AUD
Retailer 10$8,181 AUD
Retailer 4$8,193 AUD
Retailer 8$8,717 AUD
Retailer 14$10,143 AUD
Retailer 17$10,638 AUD
Retailer 19$11,264 AUD
Retailer 2$11,879 AUD
Retailer 18$14,926 AUD
Brilliant Earth$17,909 AUD

30 data points across 25 retailers

24 retailers$2,718 AUD to $17,909 AUD

Retailer 1
-
$2,617 AUD
$1,838 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$2,718 AUD
£1,503 GBP
View
Retailer 3
-
$2,847 AUD
$2,000 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$3,037 AUD
$2,133 USD
View
A
Retailer 5
-
$3,274 AUD
$2,300 USD
View
A
Retailer 6
-
$3,499 AUD
HK$19,200 HKD
View
A
Retailer 7
-
$3,730 AUD
$2,620 USD
View
A
Retailer 8
-
$4,280 AUD
£2,367 GBP
View
A
Retailer 9
-
$4,570 AUD
€3,057 EUR
View
A
Retailer 10
-
$4,652 AUD
$3,268 USD
View
Retailer 11
-
$4,656 AUD
ZAR 52,837 ZAR
View
Price last confirmed 7 days ago
A
Retailer 12
-
$4,761 AUD
$3,344 USD
View
Retailer 13
-
$5,634 AUD
View
Price last confirmed 9 days ago
A
Retailer 14
-
$5,690 AUD
$3,997 USD
View
A
Retailer 15
-
$6,292 AUD
£3,480 GBP
View
B+
Retailer 16
-
$8,181 AUD
$5,747 USD
View
Retailer 17
-
$8,193 AUD
$5,755 USD
View
Price last confirmed 10 days ago
B+
Retailer 18
-
$8,717 AUD
$6,123 USD
View
B+
Retailer 19
-
$10,143 AUD
SGD 9,628 SGD
View
B+
Retailer 20
-
$10,638 AUD
$7,473 USD
View
B+
Retailer 21
-
$11,264 AUD
$7,912 USD
View
B
Retailer 22
-
$11,879 AUD
View
B
Retailer 23
-
$14,795 AUD
$10,393 USD
View
Most Expensive
B
Brilliant Earth
20300137A · Oct 31
$17,909 AUD
$12,580 USD
View
23 more retailers have this diamond
Prices start from $2,718 AUDSave up to $15,191 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
10.71ct Radiant
$2,718 AUD