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Radiant|Lab Grown|IGI

1.30ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG780665761

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

Certificate IGI LG780665761

Diamond specifications and retailer prices

From €217 EUR
As of November 4, 2026
Save €1,867 EUR (90%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €2,633 EUR at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.3ct lab-grown radiant diamond

This 1.3ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780665761 or 780665761. Listed at 18 retailers as of November 4, 2026, with a 859% 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

1.30
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.9°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780665761
Dimensions7.75 × 5.53 × 3.69 mm
L/W Ratio1.40
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
7.75 mm5.53 mm1.30 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780665761
Side View
Table 64.0%Crown 39.9°Girdle: MediumPavilion 35.8°Culet: NoneDepth 66.7%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: €1,671 EUR|Low: €217 EUR|High: €3,528 EUR|Avg: €1,125 EUR|-27.6%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 4, 2026
Retailer 8€217 EUR
Retailer 5€337 EUR
Retailer 9€404 EUR
Retailer 12€453 EUR
Retailer 3€463 EUR
Retailer 6€511 EUR
Retailer 4€622 EUR
Retailer 11€869 EUR
Retailer 13€876 EUR
Retailer 2€1,190 EUR
Rare Carat€1,671 EUR
Retailer 7€2,085 EUR
Retailer 10€2,085 EUR

29 data points across 13 retailers

18 retailers€217 EUR to €2,085 EUR

A+
Cheapest Retailer
-
€217 EUR
Retailer 2
-
€298 EUR
View
Price last confirmed 37 days ago
A
Retailer 3
-
€337 EUR
View
Final sale: no returns
Retailer 4
-
€346 EUR
View
Price last confirmed 40 days ago
A
Retailer 5
-
€404 EUR
View
A
Retailer 6
-
€453 EUR
View
Retailer 7
-
€463 EUR
View
Price last confirmed 14 days ago
A
Retailer 8
-
€511 EUR
View
A
Retailer 9
-
€622 EUR
View
B+
Retailer 10
-
€869 EUR
View
B+
Retailer 11
-
€876 EUR
View
B+
Retailer 12
-
€1,190 EUR
View
Retailer 13
-
€1,311 EUR
View
Price last confirmed 37 days ago
B
Retailer 14
-
€1,671 EUR
View
B
Retailer 15
-
€2,085 EUR
View
B
Retailer 16
-
€2,085 EUR
View
Retailer 17
-
€2,527 EUR
View
Price last confirmed 89 days ago
Most Expensive
Rare Carat
A10-158B_l_799677051 · Oct 21
€2,633 EUR
$2,955 USD
View
Price last confirmed 15 days ago
17 more retailers have this diamond
Prices start from €217 EURSave up to €1,867 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+
1.30ct Radiant
€217 EUR