Radiant|Lab Grown|IGI

15.56ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG617483569

Shape and cutting style on the report: Cut cornered rectangular mixed cut

Certificate IGI LG617483569

Diamond specifications and retailer prices

From €2,547 EUR
$2,846 USD
As of October 30, 2026
Save €7,749 EUR (75%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €10,297 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 15.56ct lab-grown radiant diamond

This 15.56ct lab-grown radiant sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG617483569 or 617483569. Listed at 16 retailers as of October 30, 2026, with prices from €2,547 to €10,297, a €7,749 spread on the same certified stone. Taylor and Hart lists it at €10,297. 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

15.56
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG617483569
Dimensions16.35 × 11.36 × 7.63 mm
L/W Ratio1.44
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
16.35 mm11.36 mm15.56 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG617483569
Side View
Table 65.0%Crown 33.8°Girdle: MED-STKPavilion 36.3°Culet: LNGDepth 67.2%

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: €5,475 EUR|Low: €2,445 EUR|High: €20,712 EUR|Avg: €5,853 EUR|-0.2%
Retailer 1
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
Taylor and Hart
November 1, 2026
Retailer 17€2,547 EUR
Retailer 15€2,772 EUR
Retailer 4€2,852 EUR
Retailer 6€2,955 EUR
Retailer 12€2,955 EUR
Retailer 16€2,958 EUR
Retailer 7€3,466 EUR
Retailer 2€3,876 EUR
Retailer 13€4,062 EUR
Retailer 11€4,575 EUR
Retailer 3€4,596 EUR
Retailer 9€4,623 EUR
Retailer 10€4,691 EUR
Retailer 1€5,475 EUR
Retailer 5€8,225 EUR
Retailer 14€10,110 EUR
Taylor and Hart€10,297 EUR
Retailer 8€20,712 EUR

33 data points across 18 retailers

16 retailers€2,547 EUR to €10,297 EUR

A
Cheapest Retailer
-
€2,547 EUR
$2,846 USD
A
Retailer 2
-
€2,772 EUR
$3,097 USD
View
A
Retailer 3
-
€2,852 EUR
$3,186 USD
View
Final sale: no returns
A
Retailer 4
-
€2,955 EUR
$3,301 USD
View
Retailer 5
-
€2,955 EUR
$3,301 USD
View
Price last confirmed 19 days ago
A
Retailer 6
-
€2,958 EUR
$3,305 USD
View
B+
Retailer 7
-
€3,466 EUR
$3,872 USD
View
B+
Retailer 8
-
€3,876 EUR
$4,330 USD
View
B+
Retailer 9
-
€4,062 EUR
$4,538 USD
View
B+
Retailer 10
-
€4,575 EUR
ZAR 82,569 ZAR
View
Retailer 11
-
€4,596 EUR
$5,135 USD
View
Price last confirmed 11 days ago
B+
Retailer 12
-
€4,691 EUR
View
B+
Retailer 13
-
€5,475 EUR
A$9,410 AUD
View
B
Retailer 14
-
€8,225 EUR
$9,189 USD
View
B
Retailer 15
-
€10,110 EUR
$11,295 USD
View
Most Expensive
B
Taylor and Hart
L7V1QYQ · Oct 31
€10,297 EUR
$11,504 USD
View
15 more retailers have this diamond
Prices start from €2,547 EURSave up to €7,749 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
15.56ct Radiant
€2,547 EUR