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Radiant|Lab Grown|IGI

1.00ct H VS2 Radiant Lab Grown Diamond

ID • H/VS2 • IGI LG512227945

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

Certificate IGI LG512227945

Diamond specifications and retailer prices

From $827 AUD
As of November 4, 2026
Save $1,969 AUD (70%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,411 AUD at Flawless Fine Jewelry · As of November 4, 2026
View at Flawless Fine Jewelry

About this 1ct lab-grown radiant diamond

This 1ct lab-grown radiant sits in the classic one-carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG512227945 or 512227945. Listed at 11 retailers as of November 4, 2026, with a 238% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
H
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle39°
Pavilion angle30.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512227945
Dimensions6.78 × 4.84 × 3.40 mm
L/W Ratio1.40
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
6.78 mm4.84 mm1.00 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG512227945
Side View
Table 64.5%Crown 39°Girdle: MED-STKPavilion 30.7°Culet: NoneDepth 70.2%

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 4
Current: $3,411 AUD|Low: $827 AUD|High: $4,667 AUD|Avg: $2,061 AUD
Flawless Fine Jewelry
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 6$827 AUD
Retailer 8$944 AUD
Retailer 12$1,026 AUD
Retailer 9$1,095 AUD
Retailer 4$1,270 AUD
Retailer 13$1,347 AUD
Retailer 3$1,751 AUD
Retailer 11$1,786 AUD
Retailer 5$2,449 AUD
Retailer 7$2,795 AUD
Retailer 10$3,078 AUD
Flawless Fine Jewelry$3,411 AUD
Retailer 2$4,597 AUD

16 data points across 13 retailers

11 retailers$827 AUD to $2,795 AUD

B+
Cheapest Retailer
-
$827 AUD
B
Retailer 2
-
$944 AUD
View
B
Retailer 3
-
$1,026 AUD
View
Retailer 4
-
$1,095 AUD
View
Price last confirmed 20 days ago
B
Retailer 5
-
$1,095 AUD
View
B
Retailer 6
-
$1,347 AUD
View
B
Retailer 7
-
$1,786 AUD
View
B
Retailer 8
-
$2,795 AUD
View
Retailer 9
-
$3,078 AUD
View
Price under review
Most Expensive
Flawless Fine Jewelry
EF3622D35 · Nov 4
$3,411 AUD
£1,884 GBP
View
Price under review
9 more retailers have this diamond
Prices start from $827 AUDSave up to $1,969 AUD

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+
1.00ct Radiant
$827 AUD