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Radiant|Lab Grown|IGI

1.18ct H VS2 Radiant Lab Grown Diamond

ID • H/VS2 • IGI LG512205210

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

Certificate IGI LG512205210

Diamond specifications and retailer prices

From $776 USD
As of October 30, 2026
Save $1,365 USD (64%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,804 USD at Flawless Fine Jewelry · As of October 31, 2026
View at Flawless Fine Jewelry

About this 1.18ct lab-grown radiant diamond

This 1.18ct 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 LG512205210 or 512205210. Listed at 11 retailers as of October 30, 2026, with a 176% 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

1.18
Carat
H
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle40.3°
Pavilion angle30.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512205210
Dimensions7.25 × 5.18 × 3.52 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
7.25 mm5.18 mm1.18 ctH / VS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512205210
Side View
Table 62.5%Crown 40.3°Girdle: MED-STKPavilion 30.5°Culet: NoneDepth 68.0%

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: Oct 30
Current: $2,804 USD|Low: $745 USD|High: $3,415 USD|Avg: $1,663 USD
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
October 28, 2026
Retailer 8$776 USD
Retailer 13$844 USD
Retailer 10$900 USD
Retailer 9$1,060 USD
Retailer 2$1,075 USD
Retailer 4$1,092 USD
Retailer 3$1,401 USD
Retailer 12$1,455 USD
Retailer 5$2,015 USD
Retailer 7$2,141 USD
Retailer 11$2,531 USD
Flawless Fine Jewelry$2,804 USD
Retailer 6$3,392 USD

18 data points across 13 retailers

11 retailers$776 USD to $2,141 USD

B+
Cheapest Retailer
-
$776 USD
B
Retailer 2
-
$844 USD
View
Retailer 3
-
$900 USD
View
Price last confirmed 14 days ago
B
Retailer 4
-
$900 USD
View
B
Retailer 5
-
$1,060 USD
View
B
Retailer 6
-
$1,075 USD
View
B
Retailer 7
-
$1,455 USD
View
B
Retailer 8
-
$2,141 USD
View
Retailer 9
-
$2,531 USD
View
Price under review
Most Expensive
Flawless Fine Jewelry
EB8AAB74C · Oct 31
$2,804 USD
£2,208 GBP
View
Price under review
9 more retailers have this diamond
Prices start from $776 USDSave up to $1,365 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.

B+
1.18ct Radiant
$776 USD