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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 $881 AUD
$619 USD
As of October 31, 2026
Save $3,353 AUD (79%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,234 AUD at MOH London · As of November 1, 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 31, 2026, with prices from $881 to $4,234, a $3,353 spread on the same certified stone. MOH London lists it at $4,234. 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
Colour
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

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 31
Current: $4,234 AUD|Low: $881 AUD|High: $4,326 AUD|Avg: $2,270 AUD|-1.0%
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
November 1, 2026
Retailer 5$881 AUD
Retailer 2$1,221 AUD
Retailer 15$1,307 AUD
Retailer 9$1,310 AUD
Retailer 8$1,521 AUD
Retailer 14$1,570 AUD
Retailer 10$2,060 AUD
Retailer 11$2,118 AUD
Retailer 13$2,403 AUD
Retailer 3$2,517 AUD
Retailer 7$2,842 AUD
Retailer 12$3,140 AUD
Retailer 6$3,164 AUD
Retailer 4$3,301 AUD
MOH London$4,234 AUD

35 data points across 15 retailers

18 retailers$881 AUD to $4,234 AUD

Retailer 1
-
$787 AUD
$553 USD
Price last confirmed 13 days ago
A
Retailer 2
-
$881 AUD
$619 USD
View
Final sale: no returns
Retailer 3
-
$890 AUD
$625 USD
View
Price last confirmed 19 days ago
Retailer 4
-
$975 AUD
$685 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$1,221 AUD
£676 GBP
View
B+
Retailer 6
-
$1,307 AUD
$918 USD
View
A
Retailer 7
-
$1,310 AUD
$920 USD
View
A
Retailer 8
-
$1,521 AUD
£841 GBP
View
B+
Retailer 9
-
$2,060 AUD
View
B+
Retailer 10
-
$2,118 AUD
ZAR 24,039 ZAR
View
B+
Retailer 11
-
$2,403 AUD
$1,688 USD
View
B+
Retailer 12
-
$2,517 AUD
$1,768 USD
View
Retailer 13
-
$2,565 AUD
$1,802 USD
View
Price last confirmed 13 days ago
Retailer 14
-
$2,842 AUD
£1,572 GBP
View
Price last confirmed 13 days ago
B+
Retailer 15
-
$3,140 AUD
$2,206 USD
View
B
Retailer 16
-
$3,164 AUD
$2,223 USD
View
B
Retailer 17
-
$3,301 AUD
$2,319 USD
View
Most Expensive
B
MOH London
LG823641691 · Nov 1
$4,234 AUD
£2,342 GBP
View
17 more retailers have this diamond
Prices start from $881 AUDSave up to $3,353 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
3.51ct Princess
$881 AUD