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Radiant|Lab Grown|IGI

2.51ct I VS1 Radiant Lab Grown Diamond

ID • I/VS1 • IGI LG492136747

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG492136747

Diamond specifications and retailer prices

From €1,549 EUR
$1,730 USD
As of October 31, 2026
1 retailer carries this diamond
Only listing: €1,549 EUR at Brilliant Earth
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 Brilliant Earth

About this 2.51ct lab-grown radiant diamond

This 2.51ct lab-grown radiant sits in the two to three carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG492136747 or 492136747. Listed at a single retailer as of October 31, 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

2.51
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45°
Pavilion angle31.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492136747
Dimensions9.01 × 6.64 × 4.62 mm
L/W Ratio1.36
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.01 mm6.64 mm2.51 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492136747
Side View
Table 66.0%Crown 45°Girdle: MediumPavilion 31.1°Culet: NoneDepth 69.6%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: €1,549 EUR|Low: €1,549 EUR|High: €13,466 EUR|Avg: €6,246 EUR|-56.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
June 13, 2026
Brilliant Earth€1,549 EUR
Retailer 6€2,459 EUR
Retailer 2€2,698 EUR
Retailer 5€3,391 EUR
Retailer 4€4,310 EUR
Retailer 3€5,250 EUR
Retailer 9€5,354 EUR
Retailer 7€6,526 EUR
Retailer 10€6,602 EUR
Retailer 8€13,346 EUR

32 data points across 10 retailers

1 retailer

B+
Brilliant Earth
8344233A · Oct 31
€1,549 EUR
$1,730 USD
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B+
2.51ct Radiant
€1,549 EUR