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 €280 EUR
$313 USD
As of October 30, 2026
Save €1,474 EUR (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €1,754 EUR at Brilliant Earth · As of October 31, 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 October 30, 2026, with prices from €280 to €1,754, a €1,474 spread on the same certified stone. Brilliant Earth lists it at €1,754. 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: Oct 30
Current: €1,754 EUR|Low: €269 EUR|High: €2,658 EUR|Avg: €754 EUR|-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 1, 2026
Retailer 6€280 EUR
Retailer 13€313 EUR
Retailer 9€325 EUR
Retailer 7€347 EUR
Retailer 11€347 EUR
Retailer 3€487 EUR
Retailer 4€652 EUR
Retailer 12€680 EUR
Retailer 2€688 EUR
Retailer 10€1,071 EUR
Retailer 5€1,216 EUR
Retailer 8€1,231 EUR
Brilliant Earth€1,754 EUR

42 data points across 13 retailers

11 retailers€280 EUR to €1,754 EUR

A
Cheapest Retailer
-
€280 EUR
$313 USD
A
Retailer 2
-
€313 EUR
$350 USD
View
Final sale: no returns
A
Retailer 3
-
€325 EUR
$363 USD
View
B+
Retailer 4
-
€347 EUR
$388 USD
View
Retailer 5
-
€347 EUR
$388 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
€487 EUR
$544 USD
View
B+
Retailer 7
-
€680 EUR
$760 USD
View
B+
Retailer 8
-
€688 EUR
£605 GBP
View
B
Retailer 9
-
€1,071 EUR
$1,197 USD
View
B
Retailer 10
-
€1,231 EUR
$1,375 USD
View
Most Expensive
B
Brilliant Earth
20509669A · Oct 31
€1,754 EUR
$1,960 USD
View
10 more retailers have this diamond
Prices start from €280 EURSave up to €1,474 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
2.50ct Radiant
€280 EUR