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Princess|Lab Grown|IGI

4.51ct F VS1 Princess Lab Grown Diamond

ID • F/VS1 • IGI LG800643798

Shape and cutting style on the report: Princess cut

Certificate IGI LG800643798

Diamond specifications and retailer prices

From €1,285 EUR
$1,436 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: €1,285 EUR at Adiamor
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Adiamor

About this 4.51ct lab-grown princess diamond

This 4.51ct lab-grown princess sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG800643798 or 800643798. Listed at a single retailer as of November 2, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

4.51
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.1°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800643798
Dimensions9.19 × 8.94 × 6.21 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.19 mm8.94 mm4.51 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800643798
Side View
Table 72.0%Crown 45.1°Girdle: MED-STKPavilion 38.4°Culet: NoneDepth 69.5%

Caratlytics Score

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

Price History

Last verified: Nov 2
Current: €1,285 EUR|Low: €909 EUR|High: €5,746 EUR|Avg: €2,884 EUR|-26.5%
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
July 28, 2026
Retailer 8€909 EUR
Adiamor€1,285 EUR
Retailer 3€1,329 EUR
Retailer 5€1,974 EUR
Retailer 2€2,641 EUR
Retailer 6€3,506 EUR
Retailer 4€4,353 EUR
Retailer 7€5,746 EUR

23 data points across 8 retailers

1 retailer

B+
Adiamor
D-79727014 · Nov 2
€1,285 EUR
$1,436 USD
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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+
4.51ct Princess
€1,285 EUR