Radiant|Lab Grown|IGI

1.15ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG784646507

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

Certificate IGI LG784646507

Diamond specifications and retailer prices

From €444 EUR
$496 USD
As of November 1, 2026
Save €1,489 EUR (77%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €2,180 EUR at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.15ct lab-grown radiant diamond

This 1.15ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784646507 or 784646507. Listed at 7 retailers as of October 31, 2026, with a 335% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.15
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.9°
Pavilion angle30.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784646507
Dimensions7.66 × 5.10 × 3.29 mm
L/W Ratio1.50
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
7.66 mm5.10 mm1.15 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784646507
Side View
Table 63.0%Crown 41.9°Girdle: Slightly ThickPavilion 30.3°Culet: NoneDepth 64.5%

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: Nov 1
Current: €2,180 EUR|Low: €426 EUR|High: €2,730 EUR|Avg: €1,153 EUR|+10.7%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 6€444 EUR
Retailer 7€500 EUR
Retailer 8€509 EUR
Retailer 4€571 EUR
Retailer 9€753 EUR
Retailer 11€825 EUR
Retailer 2€1,340 EUR
Retailer 3€1,402 EUR
Retailer 10€1,502 EUR
Retailer 5€1,933 EUR
Rare Carat€2,180 EUR

23 data points across 11 retailers

7 retailers€444 EUR to €1,933 EUR

A
Cheapest Retailer
-
€444 EUR
$496 USD
A
Retailer 2
-
€500 EUR
$559 USD
View
A
Retailer 3
-
€509 EUR
$569 USD
View
A
Retailer 4
-
€571 EUR
View
B+
Retailer 5
-
€1,340 EUR
£1,179 GBP
View
B
Retailer 6
-
€1,933 EUR
$2,160 USD
View
Most Expensive
Rare Carat
M9-85 · Oct 21
€2,180 EUR
$2,435 USD
View
Price last confirmed 11 days ago
6 more retailers have this diamond
Prices start from €444 EURSave up to €1,489 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
1.15ct Radiant
€444 EUR