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Princess|Lab Grown|IGI

1.51ct D IF Princess Lab Grown Diamond

GD • D/IF • IGI LG728558590

Shape and cutting style on the report: Princess cut

Certificate IGI LG728558590

Diamond specifications and retailer prices

From €540 EUR
As of November 4, 2026
Save €4,253 EUR (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €4,793 EUR at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown princess diamond

This 1.51ct lab-grown princess sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a standard cut grade and certified by IGI LG728558590 or 728558590. Listed at 18 retailers as of November 2, 2026, with prices from €540 to €4,793, a €4,253 spread on the same certified stone. Do Amore Diamonds lists it at €4,793. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
D
Colour
IF
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.7°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG728558590
Dimensions6.31 × 6.29 × 4.34 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.31 mm6.29 mm1.51 ctD / IF
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG728558590
Side View
Table 71.0%Crown 43.7°Girdle: MediumPavilion 37.6°Culet: NoneDepth 69.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: €4,793 EUR|Low: €540 EUR|High: €5,658 EUR|Avg: €1,750 EUR|-15.3%
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 11
Retailer 12
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Retailer 14
Retailer 15
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Retailer 17
Retailer 18
October 31, 2026
Retailer 8€540 EUR
Retailer 15€604 EUR
Retailer 16€709 EUR
Retailer 10€714 EUR
Retailer 3€775 EUR
Retailer 11€784 EUR
Retailer 4€871 EUR
Retailer 17€884 EUR
Retailer 13€1,074 EUR
Retailer 18€1,660 EUR
Retailer 6€1,663 EUR
Retailer 12€1,720 EUR
Retailer 7€1,942 EUR
Retailer 5€1,961 EUR
Retailer 9€2,484 EUR
Retailer 14€2,926 EUR
Retailer 2€3,929 EUR
Do Amore Diamonds€4,793 EUR

34 data points across 18 retailers

18 retailers€540 EUR to €4,793 EUR

A
Cheapest Retailer
-
€540 EUR
A
Retailer 2
-
€604 EUR
View
A
Retailer 3
-
€709 EUR
View
A
Retailer 4
-
€714 EUR
View
Final sale: no returns
A
Retailer 5
-
€775 EUR
View
A
Retailer 6
-
€784 EUR
View
A
Retailer 7
-
€871 EUR
View
A
Retailer 8
-
€884 EUR
View
Retailer 9
-
€1,074 EUR
View
Price last confirmed 8 days ago
B+
Retailer 10
-
€1,660 EUR
View
B+
Retailer 11
-
€1,663 EUR
View
B+
Retailer 12
-
€1,720 EUR
View
B+
Retailer 13
-
€1,942 EUR
View
B+
Retailer 14
-
€1,961 EUR
View
Retailer 15
-
€2,484 EUR
View
Price last confirmed 29 days ago
Retailer 16
-
€2,926 EUR
View
Price last confirmed 8 days ago
B
Retailer 17
-
€3,929 EUR
View
Most Expensive
B
Do Amore Diamonds
27-A345C685B · Nov 2
€4,793 EUR
$5,380 USD
View
17 more retailers have this diamond
Prices start from €540 EURSave up to €4,253 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
1.51ct Princess
€540 EUR