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Round|Lab Grown|IGI

10.86ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG705533354

Shape and cutting style on the report: Round brilliant

Certificate IGI LG705533354

Diamond specifications and retailer prices

From $2,518 AUD
$1,769 USD
As of November 1, 2026
Save $17,013 AUD (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $19,532 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 10.86ct lab-grown round diamond

This 10.86ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG705533354 or 705533354. Listed at 18 retailers as of October 31, 2026, with prices from $2,518 to $19,532, a $17,013 spread on the same certified stone. Brilliant Earth lists it at $19,532. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

10.86
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG705533354
Dimensions14.35 × 14.26 × 8.69 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.35 mm14.26 mm10.86 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG705533354
Side View
Table 57.0%Crown 33°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.7%

Caratlytics Score

How it works →
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: Nov 1
Current: $19,532 AUD|Low: $2,518 AUD|High: $20,144 AUD|Avg: $5,838 AUD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 10$2,518 AUD
Retailer 7$2,740 AUD
Retailer 4$2,820 AUD
Retailer 5$2,921 AUD
Retailer 15$3,068 AUD
Retailer 2$3,371 AUD
Retailer 14$3,632 AUD
Retailer 16$4,092 AUD
Retailer 11$4,174 AUD
Retailer 9$5,156 AUD
Retailer 8$5,371 AUD
Retailer 6$5,475 AUD
Retailer 12$8,416 AUD
Retailer 13$9,754 AUD
Retailer 17$10,242 AUD
Retailer 3$11,480 AUD
Brilliant Earth$19,532 AUD

41 data points across 17 retailers

18 retailers$2,518 AUD to $19,532 AUD

A
Cheapest Retailer
-
$2,518 AUD
$1,769 USD
A
Retailer 2
-
$2,740 AUD
$1,925 USD
View
A
Retailer 3
-
$2,820 AUD
$1,981 USD
View
Final sale: no returns
A
Retailer 4
-
$2,921 AUD
$2,052 USD
View
Retailer 5
-
$3,065 AUD
$2,153 USD
View
Price last confirmed 20 days ago
A
Retailer 6
-
$3,068 AUD
$2,155 USD
View
A
Retailer 7
-
$3,371 AUD
HK$18,500 HKD
View
A
Retailer 8
-
$3,632 AUD
$2,551 USD
View
A
Retailer 9
-
$4,092 AUD
£2,263 GBP
View
B+
Retailer 10
-
$4,174 AUD
$2,932 USD
View
B+
Retailer 11
-
$5,156 AUD
$3,622 USD
View
B+
Retailer 12
-
$5,371 AUD
€3,593 EUR
View
B+
Retailer 13
-
$5,475 AUD
$3,846 USD
View
B
Retailer 14
-
$8,416 AUD
$5,912 USD
View
B
Retailer 15
-
$9,754 AUD
SGD 9,259 SGD
View
B
Retailer 16
-
$10,242 AUD
$7,195 USD
View
B
Retailer 17
-
$11,480 AUD
$8,064 USD
View
Most Expensive
B
Brilliant Earth
16412520A · Oct 31
$19,532 AUD
$13,720 USD
View
17 more retailers have this diamond
Prices start from $2,518 AUDSave up to $17,013 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
10.86ct Round
$2,518 AUD