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Radiant|Lab Grown|IGI

15.05ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG818611981

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

Certificate IGI LG818611981

Diamond specifications and retailer prices

From €2,743 EUR
$3,065 USD
As of November 2, 2026
Save €10,055 EUR (79%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €12,798 EUR at Adiamor · As of November 2, 2026
View at Adiamor

About this 15.05ct lab-grown radiant diamond

This 15.05ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818611981 or 818611981. Listed at 12 retailers as of November 2, 2026, with prices from €2,743 to €12,798, a €10,055 spread on the same certified stone. Adiamor lists it at €12,798. 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

15.05
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.5°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818611981
Dimensions17.98 × 12.16 × 7.84 mm
L/W Ratio1.48
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.98 mm12.16 mm15.05 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818611981
Side View
Table 70.0%Crown 42.5°Girdle: MediumPavilion 35.9°Culet: NoneDepth 64.5%

Caratlytics Score

How it works →
A
Excellent
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 2
Current: €3,672 EUR|Low: €2,743 EUR|High: €9,865 EUR|Avg: €5,134 EUR|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 6€2,743 EUR
Retailer 10€3,189 EUR
Retailer 1€3,672 EUR
Retailer 9€3,919 EUR
Retailer 8€4,023 EUR
Retailer 7€4,244 EUR
Retailer 5€4,290 EUR
Retailer 3€5,079 EUR
Retailer 4€9,613 EUR
Retailer 2€9,865 EUR

43 data points across 10 retailers

12 retailers€2,743 EUR to €12,798 EUR

A
Cheapest Retailer
-
€2,743 EUR
$3,065 USD
A
Retailer 2
-
€3,189 EUR
$3,563 USD
View
A
Retailer 3
-
€3,672 EUR
£3,230 GBP
View
B+
Retailer 4
-
€3,919 EUR
$4,378 USD
View
A
Retailer 5
-
€4,023 EUR
$4,494 USD
View
A
Retailer 6
-
€4,244 EUR
ZAR 76,594 ZAR
View
A
Retailer 7
-
€4,290 EUR
View
B+
Retailer 8
-
€5,079 EUR
A$8,730 AUD
View
B
Retailer 9
-
€9,559 EUR
$10,680 USD
View
B
Retailer 10
-
€9,613 EUR
A$16,522 AUD
View
B
Retailer 11
-
€10,066 EUR
$11,246 USD
View
Most Expensive
B
Adiamor
D-81080385 · Nov 2
€12,798 EUR
$14,298 USD
View
11 more retailers have this diamond
Prices start from €2,743 EURSave up to €10,055 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
15.05ct Radiant
€2,743 EUR