CaratHunter
Plans
Princess|Lab Grown|IGI

2.51ct D SI1 Princess Lab Grown Diamond

ID • D/SI1 • IGI LG739587959

Shape and cutting style on the report: Princess cut

Certificate IGI LG739587959

Diamond specifications and retailer prices

From €364 EUR
$407 USD
As of October 30, 2026
Save €2,309 EUR (86%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €2,674 EUR at Diamonds Direct · As of October 31, 2026
View at Diamonds Direct

About this 2.51ct lab-grown princess diamond

This 2.51ct lab-grown princess sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG739587959 or 739587959. Listed at 10 retailers as of October 30, 2026, with prices from €364 to €2,674, a €2,309 spread on the same certified stone. Diamonds Direct lists it at €2,674. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.51
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.1°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739587959
Dimensions7.56 × 7.30 × 5.24 mm
L/W Ratio1.04
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.56 mm7.30 mm2.51 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739587959
Side View
Table 69.0%Crown 44.1°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 71.8%

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: Oct 30
Current: €2,674 EUR|Low: €350 EUR|High: €2,674 EUR|Avg: €1,080 EUR|+11.1%
Diamonds Direct
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 5€364 EUR
Retailer 8€408 EUR
Retailer 10€408 EUR
Retailer 2€555 EUR
Retailer 9€715 EUR
Retailer 4€716 EUR
Retailer 7€1,267 EUR
Retailer 6€1,452 EUR
Retailer 3€1,774 EUR
Diamonds Direct€2,674 EUR

43 data points across 10 retailers

10 retailers€364 EUR to €2,674 EUR

A
Cheapest Retailer
-
€364 EUR
$407 USD
A
Retailer 2
-
€408 EUR
$456 USD
View
Final sale: no returns
A
Retailer 3
-
€408 EUR
$456 USD
View
A
Retailer 4
-
€555 EUR
£488 GBP
View
A
Retailer 5
-
€715 EUR
$799 USD
View
A
Retailer 6
-
€716 EUR
$800 USD
View
B+
Retailer 7
-
€1,267 EUR
$1,415 USD
View
B+
Retailer 8
-
€1,452 EUR
$1,622 USD
View
B
Retailer 9
-
€1,774 EUR
£1,561 GBP
View
Most Expensive
B
Diamonds Direct
1115533 · Oct 31
€2,674 EUR
$2,987 USD
View
9 more retailers have this diamond
Prices start from €364 EURSave up to €2,309 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
2.51ct Princess
€364 EUR