Princess|Lab Grown|IGI

3.51ct D VS1 Princess Lab Grown Diamond

ID • D/VS1 • IGI LG823641691

Shape and cutting style on the report: Princess cut

Certificate IGI LG823641691

Diamond specifications and retailer prices

From $619 USD
As of October 29, 2026
Save $2,372 USD (79%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,991 USD at MOH London · As of October 29, 2026
View at MOH London

About this 3.51ct lab-grown princess diamond

This 3.51ct lab-grown princess sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG823641691 or 823641691. Listed at 18 retailers as of October 29, 2026, with prices from $619 to $2,991, a $2,372 spread on the same certified stone. MOH London lists it at $2,991. 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

3.51
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.2°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823641691
Dimensions8.21 × 8.09 × 5.85 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.21 mm8.09 mm3.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823641691
Side View
Table 67.0%Crown 43.2°Girdle: Slightly ThickPavilion 37.5°Culet: NoneDepth 72.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $2,991 USD|Low: $619 USD|High: $3,039 USD|Avg: $1,590 USD|-0.4%
MOH London
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 31, 2026
Retailer 5$619 USD
Retailer 8$861 USD
Retailer 15$918 USD
Retailer 2$920 USD
Retailer 10$1,068 USD
Retailer 14$1,103 USD
Retailer 9$1,447 USD
Retailer 11$1,488 USD
Retailer 13$1,688 USD
Retailer 3$1,768 USD
Retailer 7$1,996 USD
Retailer 12$2,206 USD
Retailer 6$2,223 USD
Retailer 4$2,319 USD
MOH London$2,991 USD

36 data points across 15 retailers

18 retailers$619 USD to $2,991 USD

Retailer 1
-
$553 USD
Price last confirmed 12 days ago
A
Retailer 2
-
$619 USD
View
Final sale: no returns
Retailer 3
-
$625 USD
View
Price last confirmed 17 days ago
Retailer 4
-
$685 USD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$861 USD
£678 GBP
View
B+
Retailer 6
-
$918 USD
View
A
Retailer 7
-
$920 USD
View
A
Retailer 8
-
$1,068 USD
£841 GBP
View
B+
Retailer 9
-
$1,447 USD
A$2,226 AUD
View
B+
Retailer 10
-
$1,488 USD
ZAR 24,039 ZAR
View
B+
Retailer 11
-
$1,688 USD
View
B+
Retailer 12
-
$1,768 USD
View
Retailer 13
-
$1,802 USD
View
Price last confirmed 11 days ago
Retailer 14
-
$1,996 USD
£1,572 GBP
View
Price last confirmed 11 days ago
B+
Retailer 15
-
$2,206 USD
View
B
Retailer 16
-
$2,223 USD
View
B
Retailer 17
-
$2,319 USD
View
Most Expensive
B
MOH London
LG823641691 · Oct 29
$2,991 USD
£2,355 GBP
View
17 more retailers have this diamond
Prices start from $619 USDSave up to $2,372 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
3.51ct Princess
$619 USD