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Oval|Lab Grown|IGI

10.09ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG570372222

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG570372222

Diamond specifications and retailer prices

From $2,585 AUD
£1,430 GBP
As of October 27, 2026
Save $21,499 AUD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $24,084 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 10.09ct lab-grown oval diamond

This 10.09ct lab-grown oval sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG570372222 or 570372222. Listed at 11 retailers as of October 27, 2026, with prices from $2,585 to $24,084, a $21,499 spread on the same certified stone. Brilliant Earth lists it at $24,084. 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

10.09
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG570372222
Dimensions18.01 × 12.05 × 7.61 mm
L/W Ratio1.49
Girdle conditionFaceted
Culet sizePointed
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
18.01 mm12.05 mm10.09 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG570372222
Side View
Table 58.5%Crown 35.4°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.2%

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 27
Current: $21,436 AUD|Low: $2,585 AUD|High: $21,436 AUD|Avg: $11,733 AUD
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
Retailer 18
October 30, 2026
Retailer 14$2,585 AUD
Retailer 15$4,070 AUD
Retailer 16$4,128 AUD
Retailer 6$4,227 AUD
Retailer 5$4,868 AUD
Retailer 13$5,412 AUD
Retailer 4$5,576 AUD
Retailer 3$7,265 AUD
Retailer 12$7,637 AUD
Retailer 17$9,167 AUD
Retailer 2$12,641 AUD
Retailer 18$13,902 AUD
Retailer 11$15,515 AUD
Retailer 7$17,807 AUD
Retailer 9$20,478 AUD
Retailer 8$21,379 AUD
Retailer 10$21,379 AUD
Brilliant Earth$21,436 AUD

9 data points across 18 retailers

11 retailers$2,585 AUD to $24,084 AUD

A
Cheapest Retailer
-
$2,585 AUD
£1,430 GBP
A
Retailer 2
-
$4,070 AUD
£2,251 GBP
View
B+
Retailer 3
-
$4,128 AUD
$2,900 USD
View
B+
Retailer 4
-
$5,412 AUD
$3,802 USD
View
B+
Retailer 5
-
$7,265 AUD
$5,104 USD
View
B+
Retailer 6
-
$7,637 AUD
$5,365 USD
View
B
Retailer 7
-
$9,167 AUD
$6,440 USD
View
B
Retailer 8
-
$12,641 AUD
$8,881 USD
View
B
Retailer 9
-
$13,902 AUD
$9,767 USD
View
B
Retailer 10
-
$15,515 AUD
$10,900 USD
View
Most Expensive
B
Brilliant Earth
22301281A · Oct 29
$24,084 AUD
$16,920 USD
View
10 more retailers have this diamond
Prices start from $2,585 AUDSave up to $21,499 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
10.09ct Oval
$2,585 AUD