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 €361 EUR
$403 USD
As of October 30, 2026
Save €323 EUR (47%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €684 EUR at Diamond Quarter · As of October 28, 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 October 28, 2026, with prices from €361 to €684, a €323 spread on the same certified stone. Diamond Quarter lists it at €684. 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: Oct 30
Current: €331 EUR|Low: €226 EUR|High: €1,396 EUR|Avg: €580 EUR|+2.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 23, 2026
Retailer 10€226 EUR
Retailer 11€278 EUR
Retailer 12€286 EUR
Retailer 2€315 EUR
Retailer 1€331 EUR
Retailer 5€361 EUR
Retailer 4€532 EUR
Retailer 7€553 EUR
Retailer 8€794 EUR
Retailer 9€833 EUR
Retailer 3€1,064 EUR
Retailer 6€1,396 EUR

8 data points across 12 retailers

3 retailers€361 EUR to €684 EUR

Retailer 1
-
€331 EUR
Price last confirmed 8 days ago
A
Retailer 2
-
€361 EUR
$403 USD
View
Most Expensive
B
Diamond Quarter
1.02VS1HLG45DC91N · Oct 28
€684 EUR
£601 GBP
View
2 more retailers have this diamond
Prices start from €361 EURSave up to €323 EUR

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
€361 EUR