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Radiant|Lab Grown|IGI

15.54ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG800651672

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

Certificate IGI LG800651672

Diamond specifications and retailer prices

From $10,711 USD
A$16,478 AUD
As of November 1, 2026
Save $3,975 USD (27%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $14,686 USD at Adiamor · As of October 31, 2026
View at Adiamor

About this 15.54ct lab-grown radiant diamond

This 15.54ct lab-grown radiant 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 LG800651672 or 800651672. Listed at 3 retailers as of October 31, 2026, with prices from $10,711 to $14,686, a $3,975 spread on the same certified stone. Adiamor lists it at $14,686. 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

15.54
Carat
F
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle25.7°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800651672
Dimensions17.80 × 12.41 × 8.40 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.80 mm12.41 mm15.54 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800651672
Side View
Table 63.0%Crown 25.7°Girdle: MediumPavilion 35°Culet: NoneDepth 67.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $14,686 USD|Low: $3,455 USD|High: $14,778 USD|Avg: $8,380 USD
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 7$3,455 USD
Retailer 8$4,194 USD
Retailer 3$4,514 USD
Retailer 9$4,685 USD
Retailer 11$4,848 USD
Retailer 6$4,943 USD
Retailer 4$8,627 USD
Retailer 2$10,711 USD
Retailer 10$11,489 USD
Retailer 5$13,380 USD
Adiamor$14,686 USD
Retailer 12$14,778 USD

7 data points across 12 retailers

3 retailers$10,711 USD to $14,686 USD

B+
Cheapest Retailer
-
$10,711 USD
A$16,478 AUD
B
Retailer 2
-
$13,380 USD
View
Most Expensive
B
Adiamor
D-79717613 · Oct 31
$14,686 USD
View
2 more retailers have this diamond
Prices start from $10,711 USDSave up to $3,975 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.

B+
15.54ct Radiant
$10,711 USD