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Radiant|Lab Grown|IGI

15.25ct F VVS2 Radiant Lab Grown Diamond

ID • F/VVS2 • IGI LG797618584

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

Certificate IGI LG797618584

Diamond specifications and retailer prices

From $5,341 USD
CA$7,419 CAD
As of October 27, 2026
Save $17,638 USD (77%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $32,790 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 15.25ct lab-grown radiant diamond

This 15.25ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG797618584 or 797618584. Listed at 17 retailers as of October 27, 2026, with a 330% 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

15.25
Carat
F
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.6°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797618584
Dimensions16.81 × 12.01 × 8.39 mm
L/W Ratio1.40
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.81 mm12.01 mm15.25 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797618584
Side View
Table 68.0%Crown 47.6°Girdle: Slightly ThickPavilion 35°Culet: NoneDepth 69.9%

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: Oct 27
Current: $8,317 USD|Low: $5,341 USD|High: $32,290 USD|Avg: $13,083 USD|-1.5%
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
October 28, 2026
Retailer 10$5,341 USD
Retailer 2$5,902 USD
Retailer 3$5,948 USD
Retailer 7$6,315 USD
Retailer 1$8,317 USD
Retailer 4$8,521 USD
Retailer 8$10,045 USD
Retailer 6$10,503 USD
Retailer 9$12,447 USD
Retailer 5$12,848 USD
Retailer 11$16,775 USD
Retailer 14$18,890 USD
Retailer 12$30,500 USD
Retailer 13$31,320 USD

34 data points across 14 retailers

17 retailers$5,341 USD to $22,979 USD

Retailer 1
-
$5,333 USD
Price last confirmed 35 days ago
A
Retailer 2
-
$5,341 USD
CA$7,419 CAD
View
Retailer 3
-
$5,821 USD
View
Price last confirmed 35 days ago
B+
Retailer 4
-
$5,948 USD
View
Retailer 5
-
$6,315 USD
View
Price last confirmed 5 days ago
B+
Retailer 6
-
$7,458 USD
CA$10,359 CAD
View
B+
Retailer 7
-
$8,317 USD
£6,548 GBP
View
B+
Retailer 8
-
$8,521 USD
View
Retailer 9
-
$10,045 USD
ZAR 162,283 ZAR
View
Price last confirmed 8 days ago
Retailer 10
-
$10,503 USD
View
Price last confirmed 84 days ago
Retailer 11
-
$12,447 USD
A$19,149 AUD
View
Price last confirmed 10 days ago
B
Retailer 12
-
$12,848 USD
View
B
Retailer 13
-
$16,775 USD
View
B
Retailer 14
-
$22,979 USD
View
Retailer 15
-
$30,500 USD
View
Price under review
Retailer 16
-
$31,320 USD
View
Price under review
Most Expensive
Do Amore Diamonds
25-1509702-027 · Oct 29
$32,790 USD
View
Price under review
16 more retailers have this diamond
Prices start from $5,341 USDSave up to $17,638 USD

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
15.25ct Radiant
$5,341 USD