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Marquise|Lab Grown|IGI

1.20ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG768622841

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG768622841

Diamond specifications and retailer prices

From $183 USD
As of October 30, 2026
Save $1,577 USD (90%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,760 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.2ct lab-grown marquise diamond

This 1.2ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG768622841 or 768622841. Listed at 9 retailers as of October 30, 2026, with prices from $183 to $1,760, a $1,577 spread on the same certified stone. Do Amore Diamonds lists it at $1,760. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle42.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768622841
Dimensions11.05 × 5.54 × 3.48 mm
L/W Ratio1.99
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.05 mm5.54 mm1.20 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768622841
Side View
Table 60.0%Crown 33.6°Girdle: MED-STKPavilion 42.5°Culet: NoneDepth 62.8%

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 30
Current: $1,760 USD|Low: $179 USD|High: $1,820 USD|Avg: $693 USD|-2.2%
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
Retailer 14
October 31, 2026
Retailer 11$183 USD
Retailer 9$212 USD
Retailer 14$382 USD
Retailer 10$399 USD
Retailer 3$409 USD
Retailer 5$538 USD
Retailer 4$570 USD
Retailer 12$612 USD
Retailer 7$736 USD
Retailer 2$770 USD
Retailer 6$780 USD
Retailer 8$804 USD
Retailer 13$1,031 USD
Do Amore Diamonds$1,760 USD

27 data points across 14 retailers

9 retailers$183 USD to $1,760 USD

A
Cheapest Retailer
-
$183 USD
A
Retailer 2
-
$212 USD
View
A
Retailer 3
-
$399 USD
View
B+
Retailer 4
-
$612 USD
A$941 AUD
View
B+
Retailer 5
-
$736 USD
A$1,133 AUD
View
B
Retailer 6
-
$770 USD
View
B+
Retailer 7
-
$804 USD
View
B
Retailer 8
-
$1,031 USD
£812 GBP
View
Most Expensive
B
Do Amore Diamonds
27-D7EF6011F · Oct 31
$1,760 USD
View
8 more retailers have this diamond
Prices start from $183 USDSave up to $1,577 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
1.20ct Marquise
$183 USD