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Radiant|Lab Grown|IGI

15.09ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG691549480

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

Certificate IGI LG691549480

Diamond specifications and retailer prices

From €3,886 EUR
$4,358 USD
As of November 2, 2026
Save €5,550 EUR (59%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €26,738 EUR at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 15.09ct lab-grown radiant diamond

This 15.09ct 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 LG691549480 or 691549480. Listed at 12 retailers as of November 1, 2026, with a 143% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

15.09
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.6°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG691549480
Dimensions17.89 × 12.07 × 8.02 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.89 mm12.07 mm15.09 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG691549480
Side View
Table 62.0%Crown 41.6°Girdle: Slightly ThickPavilion 34.6°Culet: NoneDepth 66.4%

Caratlytics Score

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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: €26,738 EUR|Low: €2,439 EUR|High: €26,738 EUR|Avg: €9,735 EUR
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 13€3,886 EUR
Retailer 15€4,352 EUR
Retailer 8€4,551 EUR
Retailer 6€4,968 EUR
Retailer 17€5,506 EUR
Retailer 10€5,519 EUR
Retailer 7€5,763 EUR
Retailer 12€5,866 EUR
Retailer 11€6,472 EUR
Retailer 16€6,555 EUR
Retailer 2€9,436 EUR
Retailer 5€10,238 EUR
Retailer 9€12,425 EUR
Retailer 3€12,851 EUR
Retailer 4€13,049 EUR
Retailer 14€25,499 EUR
Do Amore Diamonds€26,738 EUR

20 data points across 17 retailers

12 retailers€3,886 EUR to €9,436 EUR

A
Cheapest Retailer
-
€3,886 EUR
$4,358 USD
A
Retailer 2
-
€4,073 EUR
$4,568 USD
View
A
Retailer 3
-
€4,352 EUR
$4,881 USD
View
Final sale: no returns
B+
Retailer 4
-
€5,519 EUR
$6,190 USD
View
B+
Retailer 5
-
€5,866 EUR
$6,579 USD
View
B+
Retailer 6
-
€6,218 EUR
$6,974 USD
View
B+
Retailer 7
-
€6,472 EUR
$7,259 USD
View
Retailer 8
-
€6,555 EUR
$7,352 USD
View
Price last confirmed 74 days ago
B
Retailer 9
-
€9,436 EUR
A$16,282 AUD
View
Retailer 10
-
€10,238 EUR
A$17,666 AUD
View
Price last confirmed 121 days ago
Retailer 11
-
€25,499 EUR
$28,600 USD
View
Price under review
Most Expensive
Do Amore Diamonds
27-13173CC6A · Nov 2
€26,738 EUR
$29,990 USD
View
Price under review
11 more retailers have this diamond
Prices start from €3,886 EURSave up to €5,550 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
15.09ct Radiant
€3,886 EUR