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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 $1,856 USD
As of October 29, 2026
Save $11,864 USD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $13,720 USD at Brilliant Earth · As of October 29, 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 29, 2026, with prices from $1,856 to $13,720, a $11,864 spread on the same certified stone. Brilliant Earth lists it at $13,720. 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
Color
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: Oct 29
Current: $13,720 USD|Low: $1,782 USD|High: $14,150 USD|Avg: $3,916 USD|-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
October 31, 2026
Retailer 3$1,856 USD
Retailer 10$1,925 USD
Retailer 2$1,981 USD
Retailer 7$2,052 USD
Retailer 12$2,320 USD
Retailer 6$2,483 USD
Retailer 5$2,645 USD
Retailer 9$2,899 USD
Retailer 13$3,078 USD
Retailer 14$3,622 USD
Retailer 11$3,773 USD
Retailer 8$3,846 USD
Retailer 4$7,188 USD
Brilliant Earth$13,720 USD

41 data points across 14 retailers

18 retailers$1,856 USD to $13,720 USD

A
Cheapest Retailer
-
$1,856 USD
A
Retailer 2
-
$1,925 USD
View
A
Retailer 3
-
$1,981 USD
View
Final sale: no returns
A
Retailer 4
-
$2,052 USD
View
Retailer 5
-
$2,153 USD
View
Price last confirmed 18 days ago
A
Retailer 6
-
$2,320 USD
View
A
Retailer 7
-
$2,483 USD
HK$19,400 HKD
View
A
Retailer 8
-
$2,645 USD
View
A
Retailer 9
-
$2,899 USD
£2,282 GBP
View
B+
Retailer 10
-
$3,078 USD
View
B+
Retailer 11
-
$3,622 USD
View
B+
Retailer 12
-
$3,773 USD
€3,593 EUR
View
B+
Retailer 13
-
$3,846 USD
View
B
Retailer 14
-
$6,178 USD
View
B
Retailer 15
-
$7,188 USD
SGD 9,714 SGD
View
B
Retailer 16
-
$7,545 USD
View
B
Retailer 17
-
$8,092 USD
View
Most Expensive
B
Brilliant Earth
16412520A · Oct 29
$13,720 USD
View
17 more retailers have this diamond
Prices start from $1,856 USDSave up to $11,864 USD

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
$1,856 USD