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Round|Lab Grown|IGI

15.51ct F VS2 Round Lab Grown Diamond

ID • F/VS2 • IGI LG582361422

Shape and cutting style on the report: Round brilliant

Certificate IGI LG582361422

Diamond specifications and retailer prices

From $6,168 USD
As of October 29, 2026
Save $24,292 USD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $42,440 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 15.51ct lab-grown round diamond

This 15.51ct lab-grown round sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG582361422 or 582361422. Listed at 13 retailers as of October 29, 2026, with a 394% 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

15.51
Carat
F
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG582361422
Dimensions16.01 × 16.09 × 9.85 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
16.01 mm16.09 mm15.51 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG582361422
Side View
Table 57.0%Crown 34.9°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.4%

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: Oct 29
Current: $42,440 USD|Low: $5,269 USD|High: $42,440 USD|Avg: $14,703 USD|+3.3%
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
November 1, 2026
Retailer 14$6,168 USD
Retailer 2$6,343 USD
Retailer 4$6,464 USD
Retailer 5$7,376 USD
Retailer 7$7,665 USD
Retailer 11$8,508 USD
Retailer 10$8,510 USD
Retailer 3$9,375 USD
Retailer 12$9,574 USD
Retailer 13$11,039 USD
Retailer 15$12,443 USD
Retailer 6$13,343 USD
Retailer 9$14,915 USD
Retailer 16$30,460 USD
Retailer 8$36,185 USD
Do Amore Diamonds$42,440 USD

38 data points across 16 retailers

13 retailers$6,168 USD to $30,460 USD

A
Cheapest Retailer
-
$6,168 USD
A
Retailer 2
-
$6,343 USD
£4,995 GBP
View
A
Retailer 3
-
$6,464 USD
View
A
Retailer 4
-
$7,376 USD
View
Final sale: no returns
B+
Retailer 5
-
$8,508 USD
View
B+
Retailer 6
-
$8,510 USD
View
B+
Retailer 7
-
$9,375 USD
View
B+
Retailer 8
-
$9,574 USD
HK$74,800 HKD
View
B+
Retailer 9
-
$11,039 USD
View
B
Retailer 10
-
$12,443 USD
View
B
Retailer 11
-
$14,915 USD
A$22,946 AUD
View
B
Retailer 12
-
$30,460 USD
View
Most Expensive
Do Amore Diamonds
27-AED61E9FD · Oct 31
$42,440 USD
View
Price under review
12 more retailers have this diamond
Prices start from $6,168 USDSave up to $24,292 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
15.51ct Round
$6,168 USD