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Marquise|Lab Grown|IGI

1.42ct E VS2 Marquise Lab Grown Diamond

EX • E/VS2 • IGI LG790604644

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790604644

Diamond specifications and retailer prices

From $225 USD
As of October 28, 2026
Save $118 USD (34%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,606 USD at Helzberg Diamonds · As of October 3, 2026
View at Helzberg Diamonds

About this 1.42ct lab-grown marquise diamond

This 1.42ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG790604644 or 790604644. Listed at 5 retailers as of October 28, 2026, with a 52% 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

1.42
Carat
E
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790604644
Dimensions11.51 × 5.91 × 11.51 mm
L/W Ratio1.95
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.51 mm5.91 mm1.42 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790604644
Side View
Table 62.0%Crown 34.2°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 63.1%

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: Oct 28
Current: $1,606 USD|Low: $122 USD|High: $1,606 USD|Avg: $623 USD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 22, 2026
Retailer 8$122 USD
Retailer 2$225 USD
Retailer 5$343 USD
Retailer 6$455 USD
Retailer 7$476 USD
Retailer 3$572 USD
Retailer 4$576 USD
Retailer 12$701 USD
Retailer 11$803 USD
Retailer 9$820 USD
Retailer 10$1,020 USD
Helzberg Diamonds$1,606 USD

11 data points across 12 retailers

5 retailers$225 USD to $343 USD

A
Cheapest Retailer
-
$225 USD
Final sale: no returns
B+
Retailer 2
-
$343 USD
View
Retailer 3
-
$576 USD
A$886 AUD
View
Price last confirmed 119 days ago
Retailer 4
-
$820 USD
View
Price last confirmed 67 days ago
Most Expensive
Helzberg Diamonds
ZXZNPGMGKMKK · Oct 3
$1,606 USD
View
Price last confirmed 26 days ago
4 more retailers have this diamond
Prices start from $225 USDSave up to $118 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 Marquise
$225 USD