Princess|Lab Grown|IGI

1.51ct J SI1 Princess Lab Grown Diamond

GD • J/SI1 • IGI LG447000695

Shape and cutting style on the report: Princess cut

Certificate IGI LG447000695

Diamond specifications and retailer prices

From €1,292 EUR
As of November 6, 2026
Save €2,989 EUR (70%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €4,280 EUR at MOH London · As of November 1, 2026
View at MOH London

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 J colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG447000695 or 447000695. Listed at 10 retailers as of November 1, 2026, with prices from €1,292 to €4,280, a €2,989 spread on the same certified stone. MOH London lists it at €4,280. 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
J
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447000695
Dimensions6.49 × 6.31 × 4.37 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
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Top View
6.49 mm6.31 mm1.51 ctJ / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447000695
Side View
Table 71.0%Crown 42°Girdle: Slightly ThickPavilion 37.9°Culet: NoneDepth 69.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €4,280 EUR|Low: €1,292 EUR|High: €4,331 EUR|Avg: €2,390 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 3€1,292 EUR
Retailer 5€1,447 EUR
Retailer 8€1,478 EUR
Retailer 10€1,647 EUR
Retailer 2€1,653 EUR
Retailer 7€2,037 EUR
Retailer 4€2,364 EUR
Retailer 6€2,720 EUR
MOH London€4,280 EUR
Retailer 9€4,290 EUR

14 data points across 10 retailers

10 retailers€1,292 EUR to €4,280 EUR

B+
Cheapest Retailer
-
€1,292 EUR
B+
Retailer 2
-
€1,406 EUR
View
B+
Retailer 3
-
€1,447 EUR
View
Final sale: no returns
B+
Retailer 4
-
€1,499 EUR
View
Retailer 5
-
€1,499 EUR
View
Price last confirmed 25 days ago
B
Retailer 6
-
€1,653 EUR
View
B
Retailer 7
-
€2,364 EUR
View
C
Retailer 8
-
€2,720 EUR
View
C
Retailer 9
-
€2,809 EUR
View
Most Expensive
C
MOH London
LG447000695 · Nov 1
€4,280 EUR
£3,783 GBP
View
9 more retailers have this diamond
Prices start from €1,292 EURSave up to €2,989 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.

B+
1.51ct Princess
€1,292 EUR