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Round|Lab Grown|IGI

10.45ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG605359646

Shape and cutting style on the report: Round brilliant

Certificate IGI LG605359646

Diamond specifications and retailer prices

From $3,636 AUD
$2,554 USD
As of October 29, 2026
Save $24,836 AUD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $28,472 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 10.45ct lab-grown round diamond

This 10.45ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG605359646 or 605359646. Listed at 21 retailers as of October 29, 2026, with prices from $3,636 to $28,472, a $24,836 spread on the same certified stone. Brilliant Earth lists it at $28,472. 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

10.45
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG605359646
Dimensions13.95 × 13.87 × 8.64 mm
L/W Ratio1.01
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
13.95 mm13.87 mm10.45 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG605359646
Side View
Table 58.0%Crown 35.9°Girdle: MediumPavilion 40.6°Culet: NoneDepth 62.1%

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: $28,472 AUD|Low: $3,491 AUD|High: $28,529 AUD|Avg: $7,725 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
November 1, 2026
Retailer 13$3,636 AUD
Retailer 12$3,775 AUD
Retailer 11$3,956 AUD
Retailer 8$4,071 AUD
Retailer 15$4,218 AUD
Retailer 3$4,221 AUD
Retailer 2$5,625 AUD
Retailer 6$5,748 AUD
Retailer 17$5,797 AUD
Retailer 14$6,529 AUD
Retailer 7$6,570 AUD
Retailer 10$6,679 AUD
Retailer 4$7,827 AUD
Retailer 16$10,130 AUD
Retailer 5$10,704 AUD
Retailer 9$11,817 AUD
Brilliant Earth$28,472 AUD

35 data points across 17 retailers

21 retailers$3,636 AUD to $28,472 AUD

A
Cheapest Retailer
-
$3,636 AUD
$2,554 USD
A
Retailer 2
-
$3,775 AUD
£2,088 GBP
View
A
Retailer 3
-
$3,956 AUD
$2,779 USD
View
A
Retailer 4
-
$4,071 AUD
$2,860 USD
View
Final sale: no returns
Retailer 5
-
$4,218 AUD
$2,963 USD
View
Price last confirmed 19 days ago
A
Retailer 6
-
$4,218 AUD
$2,963 USD
View
A
Retailer 7
-
$4,221 AUD
$2,965 USD
View
A
Retailer 8
-
$4,790 AUD
$3,365 USD
View
A
Retailer 9
-
$5,625 AUD
£3,111 GBP
View
A
Retailer 10
-
$5,748 AUD
$4,038 USD
View
A
Retailer 11
-
$5,797 AUD
$4,072 USD
View
A
Retailer 12
-
$6,529 AUD
ZAR 74,095 ZAR
View
Retailer 13
-
$6,570 AUD
$4,615 USD
View
Price last confirmed 11 days ago
A
Retailer 14
-
$6,679 AUD
€4,468 EUR
View
Retailer 15
-
$7,827 AUD
View
Price last confirmed 9 days ago
Retailer 16
-
$9,214 AUD
$6,473 USD
View
Price last confirmed 39 days ago
B+
Retailer 17
-
$10,130 AUD
$7,116 USD
View
B+
Retailer 18
-
$10,704 AUD
$7,519 USD
View
B
Retailer 19
-
$11,817 AUD
$8,300 USD
View
B
Retailer 20
-
$14,713 AUD
$10,335 USD
View
Most Expensive
B
Brilliant Earth
20602567A · Oct 31
$28,472 AUD
$20,000 USD
View
20 more retailers have this diamond
Prices start from $3,636 AUDSave up to $24,836 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
10.45ct Round
$3,636 AUD