Princess|Lab Grown|IGI

10.20ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG800667617

Shape and cutting style on the report: Princess cut

Certificate IGI LG800667617

Diamond specifications and retailer prices

From $1,642 USD
As of October 30, 2026
Save $9,658 USD (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $11,300 USD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 10.2ct lab-grown princess diamond

This 10.2ct lab-grown princess 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 LG800667617 or 800667617. Listed at 12 retailers as of October 30, 2026, with prices from $1,642 to $11,300, a $9,658 spread on the same certified stone. Do Amore Diamonds lists it at $11,300. 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

10.20
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.1°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800667617
Dimensions12.07 × 11.88 × 8.20 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.07 mm11.88 mm10.20 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800667617
Side View
Table 69.0%Crown 41.1°Girdle: MediumPavilion 38.2°Culet: NoneDepth 69.0%

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 30
Current: $11,300 USD|Low: $1,642 USD|High: $17,980 USD|Avg: $5,622 USD
Do Amore Diamonds
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
October 30, 2026
Retailer 8$1,642 USD
Retailer 14$1,838 USD
Retailer 2$1,882 USD
Retailer 11$1,905 USD
Retailer 4$2,939 USD
Retailer 9$3,003 USD
Retailer 7$3,092 USD
Retailer 3$3,941 USD
Retailer 12$4,374 USD
Retailer 10$4,797 USD
Retailer 13$5,180 USD
Retailer 6$5,862 USD
Retailer 15$7,437 USD
Do Amore Diamonds$11,300 USD
Retailer 5$17,980 USD

6 data points across 15 retailers

12 retailers$1,642 USD to $11,300 USD

A
Cheapest Retailer
-
$1,642 USD
A
Retailer 2
-
$1,838 USD
View
Final sale: no returns
A
Retailer 3
-
$1,882 USD
£1,482 GBP
View
A
Retailer 4
-
$1,905 USD
View
B+
Retailer 5
-
$2,939 USD
View
A
Retailer 6
-
$3,003 USD
£2,364 GBP
View
B+
Retailer 7
-
$3,941 USD
View
B+
Retailer 8
-
$4,374 USD
£3,444 GBP
View
B+
Retailer 9
-
$4,797 USD
View
B+
Retailer 10
-
$5,180 USD
View
B
Retailer 11
-
$7,437 USD
View
Most Expensive
B
Do Amore Diamonds
27-753120B41 · Oct 30
$11,300 USD
View
11 more retailers have this diamond
Prices start from $1,642 USDSave up to $9,658 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
10.20ct Princess
$1,642 USD