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Marquise|Lab Grown|IGI

1.20ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG784641800

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG784641800

Diamond specifications and retailer prices

From $224 USD
As of October 28, 2026
Save $970 USD (81%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,194 USD at Reve Diamonds · As of October 28, 2026
View at Reve 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 LG784641800 or 784641800. Listed at 19 retailers as of October 28, 2026, with prices from $224 to $1,194, a $970 spread on the same certified stone. Reve Diamonds lists it at $1,194. 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
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784641800
Dimensions10.78 × 5.67 × 3.40 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.78 mm5.67 mm1.20 ctE / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784641800
Side View
Table 58.0%Crown 33.1°Girdle: STK-THKPavilion 38.9°Culet: NoneDepth 60.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $454 USD|Low: $224 USD|High: $1,175 USD|Avg: $587 USD|+4.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 3$224 USD
Retailer 7$420 USD
Retailer 6$426 USD
Retailer 2$431 USD
Retailer 4$432 USD
Retailer 1$454 USD
Retailer 5$630 USD
Retailer 9$638 USD
Retailer 11$798 USD
Retailer 10$840 USD
Retailer 8$1,167 USD

39 data points across 11 retailers

19 retailers$224 USD to $1,194 USD

Retailer 1
-
$200 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$224 USD
View
Final sale: no returns
Retailer 3
-
$232 USD
View
Price last confirmed 8 days ago
Retailer 4
-
$248 USD
View
Price last confirmed 13 days ago
Retailer 5
-
$248 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$420 USD
€400 EUR
View
A
Retailer 7
-
$426 USD
ZAR 6,885 ZAR
View
A
Retailer 8
-
$431 USD
View
A
Retailer 9
-
$432 USD
View
A
Retailer 10
-
$454 USD
£357 GBP
View
B+
Retailer 11
-
$630 USD
View
B+
Retailer 12
-
$638 USD
View
Retailer 13
-
$728 USD
View
Price last confirmed 15 days ago
Retailer 14
-
$798 USD
View
Price last confirmed 7 days ago
B
Retailer 15
-
$840 USD
View
B
Retailer 16
-
$851 USD
View
Retailer 17
-
$975 USD
£768 GBP
View
Price last confirmed 8 days ago
B
Retailer 18
-
$1,167 USD
£919 GBP
View
Most Expensive
B
Reve Diamonds
47CC915A8 · Oct 28
$1,194 USD
View
18 more retailers have this diamond
Prices start from $224 USDSave up to $970 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
$224 USD