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Radiant|Lab Grown|IGI

21.51ct J VS1 Radiant Lab Grown Diamond

ID • J/VS1 • IGI LG802604946

Certificate IGI LG802604946

Diamond specifications and retailer prices

From $6,755 USD
Save $24,473 USD (78%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $31,228 USD at Taylor and Hart
View at Taylor and Hart

About this 21.51ct lab-grown radiant diamond

This 21.51ct lab-grown radiant sits in the over five carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG802604946 or 802604946. Listed at 6 retailers, with prices from $6,755 to $31,228 at Taylor and Hart, a $24,473 spread on the same certified stone. 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

21.51
Carat
J
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48.1°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG802604946
Dimensions20.01 × 13.41 × 9.16 mm
L/W Ratio1.49
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
20.01 mm13.41 mm21.51 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG802604946
Side View
Table 66.0%Crown 48.1°Girdle: ThickPavilion 39.4°Culet: NoneDepth 68.3%

Caratlytics Score

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

Price History

Last verified: 5 hours ago
Current: $9,109 USD|Low: $6,755 USD|High: $34,017 USD|Avg: $16,005 USD|-22.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Taylor and Hart

4 data points across 7 retailers

6 retailers$6,755 USD - $31,228 USD

B+
Cheapest Retailer
-
$6,755 USD
View
B+
Retailer 2
-
$9,109 USD
View
B+
Retailer 3
-
$11,310 USD
View
B+
Retailer 4
-
$12,692 USD
View
B+
Retailer 5
-
$20,986 USD
View
Most Expensive
B
Taylor and Hart
CLBJTCY · Aug 27
$31,228 USD
View
5 more retailers have this diamond
Prices start from $6,755 USDSave up to $24,473 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.

B+
21.51ct Radiant
$6,755 USD
21.51ct J VS1 Radiant Lab-Grown Diamond, IGI LG802604946