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Oval|Lab Grown|IGI

10.66ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG579385493

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG579385493

Diamond specifications and retailer prices

From $2,824 NZD
$1,589 USD
As of November 1, 2026
Save $10,989 NZD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $13,813 NZD at Adiamor · As of November 2, 2026
View at Adiamor

About this 10.66ct lab-grown oval diamond

This 10.66ct lab-grown oval sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG579385493 or 579385493. Listed at 13 retailers as of November 1, 2026, with prices from $2,824 to $13,813, a $10,989 spread on the same certified stone. Adiamor lists it at $13,813. 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

10.66
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG579385493
Dimensions18.34 × 12.24 × 7.63 mm
L/W Ratio1.50
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
18.34 mm12.24 mm10.66 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG579385493
Side View
Table 62.0%Crown 34.9°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.3%

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: $13,813 NZD|Low: $2,824 NZD|High: $29,752 NZD|Avg: $8,777 NZD
Adiamor
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
November 2, 2026
Retailer 13$2,824 NZD
Retailer 2$2,923 NZD
Retailer 5$3,073 NZD
Retailer 15$3,276 NZD
Retailer 14$3,581 NZD
Retailer 3$3,867 NZD
Retailer 16$4,202 NZD
Retailer 9$4,641 NZD
Retailer 11$5,152 NZD
Retailer 12$5,792 NZD
Retailer 4$6,141 NZD
Retailer 6$7,485 NZD
Retailer 10$10,006 NZD
Adiamor$13,813 NZD
Retailer 7$27,014 NZD
Retailer 8$29,752 NZD

6 data points across 16 retailers

13 retailers$2,824 NZD to $13,813 NZD

A
Cheapest Retailer
-
$2,824 NZD
$1,589 USD
A
Retailer 2
-
$2,923 NZD
£1,295 GBP
View
A
Retailer 3
-
$3,073 NZD
$1,729 USD
View
A
Retailer 4
-
$3,276 NZD
$1,843 USD
View
A
Retailer 5
-
$3,581 NZD
$2,015 USD
View
A
Retailer 6
-
$3,867 NZD
HK$17,000 HKD
View
A
Retailer 7
-
$4,202 NZD
$2,364 USD
View
A
Retailer 8
-
$4,641 NZD
£2,056 GBP
View
B+
Retailer 9
-
$5,152 NZD
$2,899 USD
View
B+
Retailer 10
-
$5,792 NZD
$3,259 USD
View
B+
Retailer 11
-
$6,141 NZD
$3,455 USD
View
B
Retailer 12
-
$10,006 NZD
$5,630 USD
View
Most Expensive
B
Adiamor
D-82828870 · Nov 2
$13,813 NZD
$7,772 USD
View
12 more retailers have this diamond
Prices start from $2,824 NZDSave up to $10,989 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
10.66ct Oval
$2,824 NZD