Radiant|Lab Grown|IGI

2.50ct F SI2 Radiant Lab Grown Diamond

VG • F/SI2 • IGI LG653444091

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

Certificate IGI LG653444091

Diamond specifications and retailer prices

From $313 USD
As of November 6, 2026
Save $1,647 USD (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,960 USD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 2.5ct lab-grown radiant diamond

This 2.5ct lab-grown radiant sits in the two to three carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI LG653444091 or 653444091. Listed at 11 retailers as of November 6, 2026, with prices from $313 to $1,960, a $1,647 spread on the same certified stone. Brilliant Earth lists it at $1,960. 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

2.50
Carat
F
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.5°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG653444091
Dimensions9.41 × 6.66 × 4.69 mm
L/W Ratio1.41
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.41 mm6.66 mm2.50 ctF / SI2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG653444091
Side View
Table 67.0%Crown 40.5°Girdle: MED-STKPavilion 35.6°Culet: NoneDepth 70.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,960 USD|Low: $300 USD|High: $2,970 USD|Avg: $840 USD|-33.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 6$313 USD
Retailer 13$350 USD
Retailer 9$363 USD
Retailer 7$388 USD
Retailer 11$388 USD
Retailer 3$544 USD
Retailer 4$728 USD
Retailer 2$760 USD
Retailer 12$760 USD
Retailer 10$1,197 USD
Retailer 5$1,358 USD
Retailer 8$1,375 USD
Brilliant Earth$1,960 USD

43 data points across 13 retailers

11 retailers$313 USD to $1,960 USD

A
Cheapest Retailer
-
$313 USD
A
Retailer 2
-
$350 USD
View
Final sale: no returns
A
Retailer 3
-
$363 USD
View
B+
Retailer 4
-
$388 USD
View
Retailer 5
-
$388 USD
View
Price last confirmed 13 days ago
B+
Retailer 6
-
$544 USD
View
B+
Retailer 7
-
$760 USD
View
A
Retailer 8
-
$760 USD
View
B
Retailer 9
-
$1,197 USD
View
B
Retailer 10
-
$1,375 USD
View
Most Expensive
B
Brilliant Earth
20509669A · Nov 6
$1,960 USD
View
10 more retailers have this diamond
Prices start from $313 USDSave up to $1,647 USD

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
2.50ct Radiant
$313 USD