Radiant|Lab Grown|IGI

2.55ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG784604351

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

Certificate IGI LG784604351

Diamond specifications and retailer prices

From $1,354 USD
As of October 30, 2026
Save $9,386 USD (87%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $10,740 USD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 2.55ct lab-grown radiant diamond

This 2.55ct lab-grown radiant sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784604351 or 784604351. Listed at 19 retailers as of October 30, 2026, with prices from $1,354 to $10,740, a $9,386 spread on the same certified stone. Do Amore Diamonds lists it at $10,740. 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

2.55
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.2°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784604351
Dimensions9.63 × 6.84 × 4.54 mm
L/W Ratio1.41
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.63 mm6.84 mm2.55 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784604351
Side View
Table 65.0%Crown 43.2°Girdle: MED-STKPavilion 36.1°Culet: NoneDepth 66.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $10,740 USD|Low: $1,354 USD|High: $13,940 USD|Avg: $4,752 USD|-23.0%
Do Amore Diamonds
Retailer 2
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Retailer 19
October 30, 2026
Retailer 4$1,354 USD
Retailer 14$1,575 USD
Retailer 19$1,970 USD
Retailer 18$2,060 USD
Retailer 2$2,184 USD
Retailer 15$2,347 USD
Retailer 16$2,688 USD
Retailer 10$2,757 USD
Retailer 6$3,734 USD
Retailer 12$3,997 USD
Retailer 7$4,309 USD
Retailer 5$4,336 USD
Retailer 3$4,370 USD
Retailer 13$5,004 USD
Retailer 8$5,494 USD
Retailer 17$5,690 USD
Retailer 11$7,489 USD
Retailer 9$9,589 USD
Do Amore Diamonds$10,740 USD

37 data points across 19 retailers

19 retailers$1,354 USD to $10,740 USD

A
Cheapest Retailer
-
$1,354 USD
Final sale: no returns
A
Retailer 2
-
$1,575 USD
View
A
Retailer 3
-
$1,970 USD
View
A
Retailer 4
-
$2,060 USD
View
A
Retailer 5
-
$2,184 USD
£1,720 GBP
View
Retailer 6
-
$2,347 USD
€2,235 EUR
View
Price last confirmed 7 days ago
Retailer 7
-
$2,434 USD
View
Price last confirmed 33 days ago
Retailer 8
-
$2,559 USD
View
Price last confirmed 33 days ago
A
Retailer 9
-
$2,688 USD
View
B+
Retailer 10
-
$3,734 USD
£2,940 GBP
View
B+
Retailer 11
-
$3,997 USD
ZAR 64,567 ZAR
View
B+
Retailer 12
-
$4,309 USD
View
B+
Retailer 13
-
$4,336 USD
View
B+
Retailer 14
-
$4,370 USD
View
B+
Retailer 15
-
$5,004 USD
£3,940 GBP
View
B
Retailer 16
-
$5,494 USD
View
Retailer 17
-
$5,690 USD
View
Price last confirmed 9 days ago
B
Retailer 18
-
$9,589 USD
View
Most Expensive
B
Do Amore Diamonds
27-BA318D17F · Oct 30
$10,740 USD
View
18 more retailers have this diamond
Prices start from $1,354 USDSave up to $9,386 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
2.55ct Radiant
$1,354 USD