Radiant|Lab Grown|IGI

1.02ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG581334145

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

Certificate IGI LG581334145

Diamond specifications and retailer prices

From $370 USD
€352 EUR
As of November 2, 2026
Save $394 USD (52%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $764 USD at Diamond Quarter · As of November 2, 2026
View at Diamond Quarter

About this 1.02ct lab-grown radiant diamond

This 1.02ct lab-grown radiant sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG581334145 or 581334145. Listed at 3 retailers as of November 2, 2026, with prices from $370 to $764, a $394 spread on the same certified stone. Diamond Quarter lists it at $764. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.6°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG581334145
Dimensions6.92 × 5.08 × 3.50 mm
L/W Ratio1.36
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
6.92 mm5.08 mm1.02 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG581334145
Side View
Table 67.0%Crown 40.6°Girdle: MED-STKPavilion 34.9°Culet: NoneDepth 68.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: $370 USD|Low: $252 USD|High: $1,560 USD|Avg: $649 USD|+2.6%
Retailer 1
Retailer 2
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Retailer 9
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Retailer 12
October 23, 2026
Retailer 10$252 USD
Retailer 11$311 USD
Retailer 12$320 USD
Retailer 2$351 USD
Retailer 1$370 USD
Retailer 5$403 USD
Retailer 4$594 USD
Retailer 7$618 USD
Retailer 8$887 USD
Retailer 9$930 USD
Retailer 3$1,189 USD
Retailer 6$1,560 USD

8 data points across 12 retailers

3 retailers$370 USD to $764 USD

A
Cheapest Retailer
-
$370 USD
€352 EUR
A
Retailer 2
-
$403 USD
View
Most Expensive
B
Diamond Quarter
1.02VS1HLG45DC91N · Nov 2
$764 USD
£601 GBP
View
2 more retailers have this diamond
Prices start from $370 USDSave up to $394 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
1.02ct Radiant
$370 USD