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Princess|Lab Grown|IGI

3.51ct D IF Princess Lab Grown Diamond

ID • D/IF • IGI LG754594391

Shape and cutting style on the report: Princess cut

Certificate IGI LG754594391

Diamond specifications and retailer prices

From €2,386 EUR
$2,666 USD
As of October 30, 2026
Save €14,740 EUR (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €17,126 EUR at Novita Diamonds · As of November 1, 2026
View at Novita Diamonds

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754594391 or 754594391. Listed at 17 retailers as of October 30, 2026, with prices from €2,386 to €17,126, a €14,740 spread on the same certified stone. Novita Diamonds lists it at €17,126. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.5°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754594391
Dimensions8.40 × 8.15 × 5.86 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.40 mm8.15 mm3.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754594391
Side View
Table 64.0%Crown 43.5°Girdle: MediumPavilion 36.6°Culet: NoneDepth 71.9%

Caratlytics Score

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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: €17,126 EUR|Low: €2,386 EUR|High: €33,360 EUR|Avg: €8,374 EUR|-3.3%
Novita 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
Retailer 16
Retailer 17
November 1, 2026
Retailer 14€2,386 EUR
Retailer 2€2,596 EUR
Retailer 11€2,719 EUR
Retailer 15€2,882 EUR
Retailer 16€3,030 EUR
Retailer 5€3,818 EUR
Retailer 10€4,062 EUR
Retailer 17€4,975 EUR
Retailer 6€5,376 EUR
Retailer 9€5,469 EUR
Retailer 8€5,818 EUR
Retailer 4€7,522 EUR
Retailer 3€7,786 EUR
Retailer 7€8,948 EUR
Retailer 12€9,586 EUR
Retailer 13€16,416 EUR
Novita Diamonds€17,126 EUR

34 data points across 17 retailers

17 retailers€2,386 EUR to €17,126 EUR

A
Cheapest Retailer
-
€2,386 EUR
$2,666 USD
A
Retailer 2
-
€2,596 EUR
$2,900 USD
View
A
Retailer 3
-
€2,719 EUR
$3,038 USD
View
A
Retailer 4
-
€2,882 EUR
$3,220 USD
View
A
Retailer 5
-
€3,030 EUR
$3,385 USD
View
A
Retailer 6
-
€3,818 EUR
$4,265 USD
View
A
Retailer 7
-
€4,062 EUR
$4,538 USD
View
A
Retailer 8
-
€4,975 EUR
View
B+
Retailer 9
-
€5,376 EUR
$6,006 USD
View
B+
Retailer 10
-
€5,469 EUR
$6,110 USD
View
Final sale: no returns
Retailer 11
-
€5,818 EUR
$6,500 USD
View
Price last confirmed 14 days ago
B+
Retailer 12
-
€7,522 EUR
$8,404 USD
View
B+
Retailer 13
-
€7,786 EUR
£6,849 GBP
View
Retailer 14
-
€8,948 EUR
A$15,380 AUD
View
Price last confirmed 10 days ago
B+
Retailer 15
-
€9,586 EUR
$10,710 USD
View
B
Retailer 16
-
€16,416 EUR
$18,340 USD
View
Most Expensive
B
Novita Diamonds
cert_754594391 · Nov 1
€17,126 EUR
A$29,436 AUD
View
16 more retailers have this diamond
Prices start from €2,386 EURSave up to €14,740 EUR

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
€2,386 EUR