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Radiant|Lab Grown|IGI

15.58ct F VVS2 Radiant Lab Grown Diamond

ID • F/VVS2 • IGI LG817664154

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

Certificate IGI LG817664154

Diamond specifications and retailer prices

From $4,269 USD
As of November 2, 2026
Save $14,683 USD (77%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $18,952 USD at With Clarity · As of November 3, 2026
View at With Clarity

About this 15.58ct lab-grown radiant diamond

This 15.58ct 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 LG817664154 or 817664154. Listed at 10 retailers as of November 2, 2026, with prices from $4,269 to $18,952, a $14,683 spread on the same certified stone. With Clarity lists it at $18,952. 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

15.58
Carat
F
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.2°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817664154
Dimensions17.59 × 12.24 × 8.32 mm
L/W Ratio1.44
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.59 mm12.24 mm15.58 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817664154
Side View
Table 65.0%Crown 28.2°Girdle: MediumPavilion 35.9°Culet: NoneDepth 68.0%

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: $4,968 USD|Low: $4,145 USD|High: $19,049 USD|Avg: $9,969 USD|-2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
With Clarity
November 3, 2026
Retailer 6$4,269 USD
Retailer 5$4,480 USD
Retailer 1$4,968 USD
Retailer 7$5,853 USD
Retailer 2$6,044 USD
Retailer 9$9,492 USD
Retailer 3$12,906 USD
Retailer 8$13,195 USD
Retailer 4$16,499 USD
With Clarity$18,952 USD

41 data points across 10 retailers

10 retailers$4,269 USD to $18,952 USD

A
Cheapest Retailer
-
$4,269 USD
A
Retailer 2
-
$4,480 USD
HK$35,000 HKD
View
A
Retailer 3
-
$4,968 USD
£3,912 GBP
View
B+
Retailer 4
-
$5,853 USD
View
B+
Retailer 5
-
$6,044 USD
€5,756 EUR
View
Retailer 6
-
$9,492 USD
View
Price last confirmed 85 days ago
B
Retailer 7
-
$12,906 USD
A$19,855 AUD
View
B
Retailer 8
-
$13,195 USD
View
B
Retailer 9
-
$16,499 USD
View
Most Expensive
B
With Clarity
817664154 · Nov 3
$18,952 USD
View
9 more retailers have this diamond
Prices start from $4,269 USDSave up to $14,683 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
15.58ct Radiant
$4,269 USD