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Radiant|Lab Grown|IGI

2.59ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG816625959

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

Certificate IGI LG816625959

Diamond specifications and retailer prices

From $1,366 USD
As of October 29, 2026
Save $7,924 USD (85%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $9,290 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 2.59ct lab-grown radiant diamond

This 2.59ct 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 LG816625959 or 816625959. Listed at 13 retailers as of October 29, 2026, with prices from $1,366 to $9,290, a $7,924 spread on the same certified stone. Do Amore Diamonds lists it at $9,290. 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

2.59
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.3°
Pavilion angle31.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816625959
Dimensions9.97 × 6.79 × 4.37 mm
L/W Ratio1.47
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
9.97 mm6.79 mm2.59 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816625959
Side View
Table 65.0%Crown 45.3°Girdle: MediumPavilion 31.8°Culet: NoneDepth 64.4%

Caratlytics Score

How it works →
A+
Exceptional
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 29
Current: $9,290 USD|Low: $1,366 USD|High: $12,030 USD|Avg: $4,470 USD|-22.8%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 6$1,366 USD
Retailer 4$1,415 USD
Retailer 5$1,935 USD
Retailer 9$2,126 USD
Retailer 8$2,251 USD
Retailer 7$2,535 USD
Retailer 3$4,324 USD
Retailer 10$5,775 USD
Retailer 2$7,060 USD
Do Amore Diamonds$9,290 USD

28 data points across 10 retailers

13 retailers$1,366 USD to $9,290 USD

A+
Cheapest Retailer
-
$1,366 USD
A
Retailer 2
-
$1,415 USD
View
Retailer 3
-
$1,676 USD
View
Price last confirmed 28 days ago
Retailer 4
-
$1,900 USD
View
Price last confirmed 33 days ago
A
Retailer 5
-
$1,935 USD
View
A
Retailer 6
-
$2,126 USD
View
Retailer 7
-
$2,251 USD
€2,144 EUR
View
Price last confirmed 7 days ago
A
Retailer 8
-
$2,535 USD
View
Retailer 9
-
$4,191 USD
View
Price last confirmed 29 days ago
B+
Retailer 10
-
$4,324 USD
£3,405 GBP
View
Retailer 11
-
$5,775 USD
View
Price last confirmed 9 days ago
B
Retailer 12
-
$7,060 USD
View
Most Expensive
B
Do Amore Diamonds
27-243B1F703 · Oct 29
$9,290 USD
View
12 more retailers have this diamond
Prices start from $1,366 USDSave up to $7,924 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+
2.59ct Radiant
$1,366 USD