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Radiant|Lab Grown|IGI

2.56ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG830625320

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

Certificate IGI LG830625320

Diamond specifications and retailer prices

From $1,034 USD
As of October 30, 2026
Save $8,146 USD (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,180 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 2.56ct lab-grown radiant diamond

This 2.56ct 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 LG830625320 or 830625320. Listed at 16 retailers as of October 30, 2026, with prices from $1,034 to $9,180, a $8,146 spread on the same certified stone. Do Amore Diamonds lists it at $9,180. 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

2.56
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.7°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830625320
Dimensions9.73 × 7.00 × 4.44 mm
L/W Ratio1.39
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
9.73 mm7.00 mm2.56 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830625320
Side View
Table 62.0%Crown 39.7°Girdle: MED-STKPavilion 33.5°Culet: NoneDepth 63.4%

Caratlytics Score

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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: $9,180 USD|Low: $1,034 USD|High: $11,880 USD|Avg: $4,732 USD|-22.7%
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 18
October 31, 2026
Retailer 13$1,034 USD
Retailer 3$1,125 USD
Retailer 16$1,352 USD
Retailer 2$1,375 USD
Retailer 12$1,760 USD
Retailer 15$1,913 USD
Retailer 7$2,080 USD
Retailer 6$2,225 USD
Retailer 18$2,481 USD
Retailer 17$2,506 USD
Retailer 5$3,412 USD
Retailer 14$4,258 USD
Retailer 8$5,710 USD
Retailer 11$6,230 USD
Retailer 4$6,838 USD
Retailer 9$7,160 USD
Do Amore Diamonds$9,180 USD
Retailer 10$9,292 USD

33 data points across 18 retailers

16 retailers$1,034 USD to $9,180 USD

A
Cheapest Retailer
-
$1,034 USD
A
Retailer 2
-
$1,125 USD
View
A
Retailer 3
-
$1,352 USD
View
A
Retailer 4
-
$1,375 USD
View
A
Retailer 5
-
$1,584 USD
View
A
Retailer 6
-
$1,913 USD
View
A
Retailer 7
-
$2,080 USD
View
Retailer 8
-
$2,225 USD
€2,119 EUR
View
Price last confirmed 7 days ago
A
Retailer 9
-
$2,481 USD
View
A
Retailer 10
-
$2,506 USD
View
B+
Retailer 11
-
$3,412 USD
View
B+
Retailer 12
-
$4,258 USD
£3,353 GBP
View
Retailer 13
-
$5,710 USD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
$6,230 USD
View
B
Retailer 15
-
$6,838 USD
View
Most Expensive
B
Do Amore Diamonds
27-9F1927CD7 · Oct 31
$9,180 USD
View
15 more retailers have this diamond
Prices start from $1,034 USDSave up to $8,146 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
2.56ct Radiant
$1,034 USD