Radiant|Lab Grown|IGI

1.42ct I VS1 Radiant Lab Grown Diamond

EX • I/VS1 • IGI LG638428730

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

Certificate IGI LG638428730

Diamond specifications and retailer prices

From $243 USD
As of November 1, 2026
Save $1,637 USD (87%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,880 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.42ct lab-grown radiant diamond

This 1.42ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG638428730 or 638428730. Listed at 12 retailers as of October 31, 2026, with prices from $243 to $1,880, a $1,637 spread on the same certified stone. Do Amore Diamonds lists it at $1,880. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.42
Carat
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.5°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG638428730
Dimensions7.93 × 5.71 × 3.82 mm
L/W Ratio1.39
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.93 mm5.71 mm1.42 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG638428730
Side View
Table 63.0%Crown 46.5°Girdle: MediumPavilion 34.8°Culet: NoneDepth 66.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,880 USD|Low: $243 USD|High: $1,880 USD|Avg: $748 USD
Do Amore Diamonds
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 1, 2026
Retailer 10$243 USD
Retailer 6$404 USD
Retailer 13$407 USD
Retailer 11$424 USD
Retailer 7$462 USD
Retailer 12$497 USD
Retailer 9$710 USD
Retailer 8$785 USD
Retailer 4$841 USD
Retailer 5$1,021 USD
Retailer 3$1,036 USD
Retailer 2$1,077 USD
Do Amore Diamonds$1,880 USD

34 data points across 13 retailers

12 retailers$243 USD to $1,880 USD

A
Cheapest Retailer
-
$243 USD
A
Retailer 2
-
$404 USD
£318 GBP
View
A
Retailer 3
-
$407 USD
View
B+
Retailer 4
-
$424 USD
View
A
Retailer 5
-
$462 USD
ZAR 7,457 ZAR
View
A
Retailer 6
-
$497 USD
View
Retailer 7
-
$710 USD
View
Price last confirmed 10 days ago
B+
Retailer 8
-
$785 USD
View
B
Retailer 9
-
$864 USD
View
B
Retailer 10
-
$1,036 USD
View
B
Retailer 11
-
$1,077 USD
£848 GBP
View
Most Expensive
B
Do Amore Diamonds
27-272CF9775 · Oct 31
$1,880 USD
View
11 more retailers have this diamond
Prices start from $243 USDSave up to $1,637 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.

A
1.42ct Radiant
$243 USD