Radiant|Lab Grown|IGI

1.40ct H VS2 Radiant Lab Grown Diamond

ID • H/VS2 • IGI LG618420123

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

Certificate IGI LG618420123

Diamond specifications and retailer prices

From $462 USD
£364 GBP
As of October 31, 2026
1 retailer carries this diamond
Only listing: $462 USD at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

About this 1.4ct lab-grown radiant diamond

This 1.4ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG618420123 or 618420123. Listed at a single retailer as of October 31, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.40
Carat
H
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.5°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618420123
Dimensions8.22 × 5.49 × 3.62 mm
L/W Ratio1.50
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
8.22 mm5.49 mm1.40 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618420123
Side View
Table 66.0%Crown 46.5°Girdle: MediumPavilion 34.3°Culet: NoneDepth 65.9%

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 31
Current: $473 USD|Low: $141 USD|High: $1,380 USD|Avg: $718 USD|-44.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
July 28, 2026
Retailer 6$306 USD
Retailer 7$353 USD
Retailer 1$473 USD
Retailer 4$513 USD
Retailer 3$534 USD
Retailer 10$621 USD
Retailer 8$639 USD
Retailer 5$692 USD
Retailer 11$715 USD
Retailer 2$920 USD
Retailer 9$1,189 USD

69 data points across 11 retailers

1 retailer

B+
Diamond Quarter
1.4VS2HLG234420N · Oct 31
$462 USD
£364 GBP
View

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+
1.40ct Radiant
$462 USD