Cushion|Lab Grown|IGI

2.51ct H VS1 Cushion Lab Grown Diamond

EX • H/VS1 • IGI LG538287831

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG538287831

Diamond specifications and retailer prices

From $1,642 USD
£1,293 GBP
As of October 31, 2026
1 retailer carries this diamond
Only listing: $1,642 USD at Diamond Quarter
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 Diamond Quarter

About this 2.51ct lab-grown cushion diamond

This 2.51ct lab-grown cushion sits in the two to three carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG538287831 or 538287831. 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
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle33.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG538287831
Dimensions8.88 × 7.13 × 4.80 mm
L/W Ratio1.25
Girdle conditionFaceted
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
8.88 mm7.13 mm2.51 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG538287831
Side View
Table 61.5%Crown 32.1°Girdle: MED-THKPavilion 33.1°Culet: NoneDepth 67.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: $1,642 USD|Low: $803 USD|High: $1,642 USD|Avg: $1,362 USD
Diamond Quarter
Retailer 2
March 16, 2026
Retailer 2$803 USD
Diamond Quarter$1,642 USD

2 data points across 2 retailers

1 retailer

B+
Diamond Quarter
2.51VS1HLG093B01N · Oct 31
$1,642 USD
£1,293 GBP
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B+
2.51ct Cushion
$1,642 USD