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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 HK$4,551 HKD
As of November 4, 2026
Save HK$10,835 HKD (70%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$18,772 HKD 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: HK$18,772 HKD|Low: HK$4,551 HKD|High: HK$25,687 HKD|Avg: HK$11,343 HKD
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 6HK$4,551 HKD
Retailer 8HK$5,194 HKD
Retailer 12HK$5,649 HKD
Retailer 9HK$6,026 HKD
Retailer 4HK$6,991 HKD
Retailer 13HK$7,414 HKD
Retailer 3HK$9,635 HKD
Retailer 11HK$9,831 HKD
Retailer 5HK$13,479 HKD
Retailer 7HK$15,386 HKD
Retailer 10HK$16,939 HKD
Flawless Fine JewelryHK$18,772 HKD
Retailer 2HK$25,303 HKD

16 data points across 13 retailers

11 retailersHK$4,551 HKD to HK$15,386 HKD

B+
Cheapest Retailer
-
HK$4,551 HKD
B
Retailer 2
-
HK$5,194 HKD
View
B
Retailer 3
-
HK$5,649 HKD
View
Retailer 4
-
HK$6,026 HKD
View
Price last confirmed 20 days ago
B
Retailer 5
-
HK$6,026 HKD
View
B
Retailer 6
-
HK$7,414 HKD
View
B
Retailer 7
-
HK$9,831 HKD
View
B
Retailer 8
-
HK$15,386 HKD
View
Retailer 9
-
HK$16,939 HKD
View
Price under review
Most Expensive
Flawless Fine Jewelry
EF3622D35 · Nov 4
HK$18,772 HKD
£1,884 GBP
View
Price under review
9 more retailers have this diamond
Prices start from HK$4,551 HKDSave up to HK$10,835 HKD

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
HK$4,551 HKD