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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 $3,139 NZD
$1,769 USD
As of November 1, 2026
Save $21,205 NZD (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $24,343 NZD 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 $3,139 to $24,343, a $21,205 spread on the same certified stone. Brilliant Earth lists it at $24,343. 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

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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: Nov 1
Current: $24,343 NZD|Low: $3,139 NZD|High: $25,106 NZD|Avg: $7,272 NZD|-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 2, 2026
Retailer 11$3,139 NZD
Retailer 7$3,416 NZD
Retailer 4$3,515 NZD
Retailer 5$3,641 NZD
Retailer 16$3,824 NZD
Retailer 10$4,202 NZD
Retailer 15$4,526 NZD
Retailer 2$5,100 NZD
Retailer 12$5,202 NZD
Retailer 9$6,427 NZD
Retailer 8$6,694 NZD
Retailer 6$6,824 NZD
Retailer 13$10,489 NZD
Retailer 14$12,157 NZD
Retailer 17$12,766 NZD
Retailer 3$14,308 NZD
Brilliant Earth$24,343 NZD

41 data points across 17 retailers

18 retailers$3,139 NZD to $24,343 NZD

A
Cheapest Retailer
-
$3,139 NZD
$1,769 USD
A
Retailer 2
-
$3,416 NZD
$1,925 USD
View
A
Retailer 3
-
$3,515 NZD
$1,981 USD
View
Final sale: no returns
A
Retailer 4
-
$3,641 NZD
$2,052 USD
View
Retailer 5
-
$3,820 NZD
$2,153 USD
View
Price last confirmed 20 days ago
A
Retailer 6
-
$3,824 NZD
$2,155 USD
View
A
Retailer 7
-
$4,202 NZD
HK$18,500 HKD
View
A
Retailer 8
-
$4,526 NZD
$2,551 USD
View
A
Retailer 9
-
$5,100 NZD
£2,263 GBP
View
B+
Retailer 10
-
$5,202 NZD
$2,932 USD
View
B+
Retailer 11
-
$6,427 NZD
$3,622 USD
View
B+
Retailer 12
-
$6,694 NZD
€3,593 EUR
View
B+
Retailer 13
-
$6,824 NZD
$3,846 USD
View
B
Retailer 14
-
$10,489 NZD
$5,912 USD
View
B
Retailer 15
-
$12,157 NZD
SGD 9,259 SGD
View
B
Retailer 16
-
$12,766 NZD
$7,195 USD
View
B
Retailer 17
-
$14,308 NZD
$8,064 USD
View
Most Expensive
B
Brilliant Earth
16412520A · Oct 31
$24,343 NZD
$13,720 USD
View
17 more retailers have this diamond
Prices start from $3,139 NZDSave up to $21,205 NZD

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
$3,139 NZD