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Radiant|Lab Grown|IGI

1.98ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG643451543

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

Certificate IGI LG643451543

Diamond specifications and retailer prices

From $680 USD
£536 GBP
As of October 29, 2026
1 retailer carries this diamond
Only listing: $680 USD at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

About this 1.98ct lab-grown radiant diamond

This 1.98ct lab-grown radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG643451543 or 643451543. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.98
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.4°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG643451543
Dimensions8.69 × 6.37 × 4.10 mm
L/W Ratio1.36
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.69 mm6.37 mm1.98 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG643451543
Side View
Table 66.0%Crown 44.4°Girdle: MediumPavilion 34.6°Culet: NoneDepth 64.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: $493 USD|Low: $257 USD|High: $1,365 USD|Avg: $758 USD|-15.0%
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April 19, 2026
Retailer 6$394 USD
Retailer 7$404 USD
Retailer 5$437 USD
Retailer 1$493 USD
Retailer 9$606 USD
Retailer 12$608 USD
Retailer 11$665 USD
Retailer 3$768 USD
Retailer 10$880 USD
Retailer 8$941 USD
Retailer 4$1,021 USD
Retailer 2$1,365 USD

55 data points across 12 retailers

1 retailer

B+
Diamond Quarter
1.98VS1HLG43A613N · Oct 29
$680 USD
£536 GBP
View

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+
1.98ct Radiant
$680 USD