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Round|Lab Grown|IGI

15.30ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG791654443

Shape and cutting style on the report: Round brilliant

Certificate IGI LG791654443

Diamond specifications and retailer prices

From $5,804 AUD
$4,077 USD
As of November 1, 2026
Save $29,572 AUD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $35,376 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 15.3ct lab-grown round diamond

This 15.3ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG791654443 or 791654443. Listed at 18 retailers as of October 31, 2026, with prices from $5,804 to $35,376, a $29,572 spread on the same certified stone. Brilliant Earth lists it at $35,376. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

15.30
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791654443
Dimensions16.24 × 16.19 × 9.61 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.24 mm16.19 mm15.30 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791654443
Side View
Table 60.0%Crown 33.6°Girdle: THN-MEDPavilion 41.2°Culet: NoneDepth 59.3%

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: $35,376 AUD|Low: $5,346 AUD|High: $36,473 AUD|Avg: $13,401 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
November 1, 2026
Retailer 13$5,804 AUD
Retailer 11$6,083 AUD
Retailer 8$6,201 AUD
Retailer 5$6,734 AUD
Retailer 10$6,734 AUD
Retailer 3$7,025 AUD
Retailer 6$7,260 AUD
Retailer 12$8,200 AUD
Retailer 4$8,413 AUD
Retailer 2$8,812 AUD
Retailer 7$9,777 AUD
Retailer 9$10,895 AUD
Retailer 14$19,069 AUD
Retailer 15$23,917 AUD
Retailer 16$33,635 AUD
Brilliant Earth$35,376 AUD

38 data points across 16 retailers

18 retailers$5,804 AUD to $35,376 AUD

A
Cheapest Retailer
-
$5,804 AUD
$4,077 USD
A
Retailer 2
-
$6,083 AUD
$4,273 USD
View
Retailer 3
-
$6,201 AUD
$4,356 USD
View
Price last confirmed 19 days ago
A
Retailer 4
-
$6,734 AUD
$4,730 USD
View
A
Retailer 5
-
$6,734 AUD
$4,730 USD
View
A
Retailer 6
-
$7,025 AUD
$4,935 USD
View
A
Retailer 7
-
$7,260 AUD
$5,100 USD
View
Final sale: no returns
A
Retailer 8
-
$8,200 AUD
$5,760 USD
View
A
Retailer 9
-
$8,413 AUD
$5,910 USD
View
A
Retailer 10
-
$8,812 AUD
£4,874 GBP
View
A
Retailer 11
-
$9,777 AUD
$6,868 USD
View
B+
Retailer 12
-
$10,895 AUD
€7,289 EUR
View
Retailer 13
-
$12,031 AUD
$8,451 USD
View
Price last confirmed 46 days ago
Retailer 14
-
$12,219 AUD
$8,583 USD
View
Price last confirmed 97 days ago
B
Retailer 15
-
$19,069 AUD
$13,395 USD
View
B
Retailer 16
-
$23,917 AUD
$16,801 USD
View
B
Retailer 17
-
$33,635 AUD
$23,627 USD
View
Most Expensive
B
Brilliant Earth
18785492A · Oct 31
$35,376 AUD
$24,850 USD
View
17 more retailers have this diamond
Prices start from $5,804 AUDSave up to $29,572 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
15.30ct Round
$5,804 AUD