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Radiant|Lab Grown|IGI

2.59ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG768629177

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

Certificate IGI LG768629177

Diamond specifications and retailer prices

From €1,737 EUR
$1,941 USD
As of October 30, 2026
Save €5,987 EUR (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €7,725 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 LG768629177 or 768629177. Listed at 14 retailers as of October 30, 2026, with prices from €1,737 to €7,725, a €5,987 spread on the same certified stone. Brilliant Earth lists it at €7,725. 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 angle40.3°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768629177
Dimensions9.67 × 6.99 × 4.56 mm
L/W Ratio1.38
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
9.67 mm6.99 mm2.59 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768629177
Side View
Table 62.0%Crown 40.3°Girdle: Slightly ThickPavilion 34.8°Culet: NoneDepth 65.2%

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: €7,725 EUR|Low: €1,737 EUR|High: €9,067 EUR|Avg: €4,295 EUR|-14.8%
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
October 31, 2026
Retailer 11€1,737 EUR
Retailer 4€1,913 EUR
Retailer 6€2,192 EUR
Retailer 3€2,363 EUR
Retailer 2€2,517 EUR
Retailer 9€2,544 EUR
Retailer 7€4,038 EUR
Retailer 13€4,080 EUR
Retailer 10€4,218 EUR
Retailer 8€4,494 EUR
Retailer 12€5,503 EUR
Retailer 5€6,026 EUR
Brilliant Earth€7,725 EUR

41 data points across 13 retailers

14 retailers€1,737 EUR to €7,725 EUR

A
Cheapest Retailer
-
€1,737 EUR
$1,941 USD
A
Retailer 2
-
€1,913 EUR
HK$16,700 HKD
View
A
Retailer 3
-
€2,192 EUR
£1,928 GBP
View
A
Retailer 4
-
€2,363 EUR
$2,640 USD
View
B+
Retailer 5
-
€2,517 EUR
View
B+
Retailer 6
-
€2,544 EUR
$2,842 USD
View
B+
Retailer 7
-
€4,038 EUR
ZAR 72,873 ZAR
View
B+
Retailer 8
-
€4,080 EUR
$4,558 USD
View
B+
Retailer 9
-
€4,218 EUR
$4,712 USD
View
B+
Retailer 10
-
€4,494 EUR
£3,953 GBP
View
Retailer 11
-
€5,361 EUR
$5,990 USD
View
Price last confirmed 62 days ago
B
Retailer 12
-
€5,503 EUR
$6,148 USD
View
B
Retailer 13
-
€6,026 EUR
$6,732 USD
View
Most Expensive
B
Brilliant Earth
18692088A · Oct 31
€7,725 EUR
$8,630 USD
View
13 more retailers have this diamond
Prices start from €1,737 EURSave up to €5,987 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
2.59ct Radiant
€1,737 EUR