Marquise|Lab Grown|IGI

1.20ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG805617407

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG805617407

Diamond specifications and retailer prices

From $610 USD
A$938 AUD
As of October 29, 2026
14 retailers carry this diamond
Most expensive: $1,132 USD at MOH London · As of October 12, 2026
View at MOH London

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG805617407 or 805617407. Listed at 14 retailers as of October 29, 2026. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805617407
Dimensions11.02 × 5.58 × 3.49 mm
L/W Ratio1.97
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.02 mm5.58 mm1.20 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805617407
Side View
Table 58.0%Crown 34.4°Girdle: THN-MEDPavilion 40.2°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,132 USD|Low: $181 USD|High: $2,190 USD|Avg: $836 USD|-10.6%
MOH London
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
Retailer 15
Retailer 16
October 19, 2026
Retailer 15$228 USD
Retailer 3$437 USD
Retailer 9$437 USD
Retailer 11$509 USD
Retailer 4$534 USD
Retailer 14$571 USD
Retailer 2$610 USD
Retailer 10$651 USD
Retailer 7$760 USD
Retailer 5$890 USD
Retailer 6$1,022 USD
Retailer 16$1,069 USD
Retailer 13$1,111 USD
Retailer 8$1,128 USD
MOH London$1,132 USD
Retailer 12$1,960 USD

27 data points across 16 retailers

14 retailers

Retailer 1
-
$204 USD
Price last confirmed 18 days ago
Retailer 2
-
$253 USD
View
Price last confirmed 19 days ago
Retailer 3
-
$265 USD
View
Price last confirmed 31 days ago
Retailer 4
-
$437 USD
View
Price last confirmed 17 days ago
Retailer 5
-
$437 USD
View
Price last confirmed 12 days ago
Retailer 6
-
$534 USD
ZAR 8,629 ZAR
View
Price last confirmed 21 days ago
B+
Retailer 7
-
$610 USD
A$938 AUD
View
Retailer 8
-
$651 USD
View
Price last confirmed 17 days ago
Retailer 9
-
$890 USD
View
Price last confirmed 22 days ago
Retailer 10
-
$897 USD
View
Price last confirmed 19 days ago
Retailer 11
-
$1,022 USD
A$1,573 AUD
View
Price last confirmed 29 days ago
Retailer 12
-
$1,069 USD
View
Price last confirmed 18 days ago
Retailer 13
-
$1,111 USD
SGD 1,501 SGD
View
Price last confirmed 18 days ago
Most Expensive
MOH London
LG805617407 · Oct 12
$1,132 USD
£891 GBP
View
Price last confirmed 18 days ago
13 more retailers have this diamond
Prices start from $610 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.

B+
1.20ct Marquise
$610 USD