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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 $346 AUD
As of November 3, 2026
Save $2,334 AUD (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,680 AUD at Do Amore Diamonds · As of November 4, 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 13 retailers as of November 3, 2026, with prices from $346 to $2,680, a $2,334 spread on the same certified stone. Do Amore Diamonds lists it at $2,680. 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
Colour
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 3
Current: $2,680 AUD|Low: $346 AUD|High: $2,680 AUD|Avg: $1,067 AUD
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 4, 2026
Retailer 10$346 AUD
Retailer 2$573 AUD
Retailer 13$580 AUD
Retailer 11$604 AUD
Retailer 7$660 AUD
Retailer 12$708 AUD
Retailer 6$955 AUD
Retailer 9$1,119 AUD
Retailer 4$1,197 AUD
Retailer 5$1,455 AUD
Retailer 3$1,475 AUD
Retailer 8$1,534 AUD
Do Amore Diamonds$2,680 AUD

37 data points across 13 retailers

13 retailers$346 AUD to $2,680 AUD

A
Cheapest Retailer
-
$346 AUD
A
Retailer 2
-
$346 AUD
View
A
Retailer 3
-
$573 AUD
View
A
Retailer 4
-
$580 AUD
View
B+
Retailer 5
-
$604 AUD
View
A
Retailer 6
-
$660 AUD
View
A
Retailer 7
-
$708 AUD
View
B+
Retailer 8
-
$955 AUD
View
B+
Retailer 9
-
$1,119 AUD
View
B
Retailer 10
-
$1,232 AUD
View
B
Retailer 11
-
$1,475 AUD
View
B
Retailer 12
-
$1,534 AUD
View
Most Expensive
B
Do Amore Diamonds
27-272CF9775 · Nov 4
$2,680 AUD
$1,880 USD
View
12 more retailers have this diamond
Prices start from $346 AUDSave up to $2,334 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.

A
1.42ct Radiant
$346 AUD