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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 $2,554 USD
As of October 29, 2026
Save $17,446 USD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $20,000 USD at Brilliant Earth · As of October 29, 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 $2,554 to $20,000, a $17,446 spread on the same certified stone. Brilliant Earth lists it at $20,000. 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
Color
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: $20,000 USD|Low: $2,452 USD|High: $20,040 USD|Avg: $5,426 USD
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
October 31, 2026
Retailer 13$2,554 USD
Retailer 12$2,652 USD
Retailer 11$2,779 USD
Retailer 8$2,860 USD
Retailer 15$2,963 USD
Retailer 3$2,965 USD
Retailer 10$3,984 USD
Retailer 6$4,038 USD
Retailer 17$4,072 USD
Retailer 14$4,586 USD
Retailer 7$4,615 USD
Retailer 2$4,691 USD
Retailer 4$5,498 USD
Retailer 16$7,116 USD
Retailer 5$7,519 USD
Retailer 9$8,300 USD
Brilliant Earth$20,000 USD

34 data points across 17 retailers

21 retailers$2,554 USD to $20,000 USD

A
Cheapest Retailer
-
$2,554 USD
A
Retailer 2
-
$2,652 USD
£2,088 GBP
View
A
Retailer 3
-
$2,779 USD
View
A
Retailer 4
-
$2,860 USD
View
Final sale: no returns
Retailer 5
-
$2,963 USD
View
Price last confirmed 18 days ago
A
Retailer 6
-
$2,963 USD
View
A
Retailer 7
-
$2,965 USD
View
A
Retailer 8
-
$3,365 USD
View
A
Retailer 9
-
$3,984 USD
£3,137 GBP
View
A
Retailer 10
-
$4,038 USD
View
A
Retailer 11
-
$4,072 USD
View
A
Retailer 12
-
$4,586 USD
ZAR 74,095 ZAR
View
Retailer 13
-
$4,615 USD
View
Price last confirmed 10 days ago
A
Retailer 14
-
$4,691 USD
€4,468 EUR
View
Retailer 15
-
$5,498 USD
A$8,459 AUD
View
Price last confirmed 8 days ago
Retailer 16
-
$6,473 USD
View
Price last confirmed 38 days ago
B+
Retailer 17
-
$7,116 USD
View
B+
Retailer 18
-
$7,519 USD
View
B
Retailer 19
-
$8,300 USD
View
B
Retailer 20
-
$10,335 USD
View
Most Expensive
B
Brilliant Earth
20602567A · Oct 29
$20,000 USD
View
20 more retailers have this diamond
Prices start from $2,554 USDSave up to $17,446 USD

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
$2,554 USD