Marquise|Lab Grown|IGI

1.20ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG799649261

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG799649261

Diamond specifications and retailer prices

From $545 USD
A$838 AUD
As of October 29, 2026
17 retailers carry this diamond
Most expensive: $1,710 USD at Brilliant Earth · As of September 28, 2026
View at Brilliant Earth

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 LG799649261 or 799649261. Listed at 17 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799649261
Dimensions10.52 × 5.64 × 3.53 mm
L/W Ratio1.87
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.52 mm5.64 mm1.20 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799649261
Side View
Table 59.0%Crown 33.3°Girdle: STK-THKPavilion 40.8°Culet: NoneDepth 62.6%

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 29
Current: $1,470 USD|Low: $201 USD|High: $1,580 USD|Avg: $657 USD|-7.0%
Brilliant Earth
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
October 19, 2026
Retailer 21$209 USD
Retailer 13$234 USD
Retailer 9$243 USD
Retailer 6$259 USD
Retailer 10$259 USD
Retailer 19$322 USD
Retailer 4$350 USD
Retailer 20$421 USD
Retailer 3$446 USD
Retailer 18$466 USD
Retailer 12$528 USD
Retailer 2$545 USD
Retailer 14$551 USD
Retailer 11$577 USD
Retailer 8$606 USD
Retailer 7$834 USD
Retailer 15$868 USD
Retailer 16$887 USD
Retailer 5$890 USD
Retailer 23$987 USD
Retailer 22$1,049 USD
Retailer 17$1,223 USD
Brilliant Earth$1,470 USD

27 data points across 23 retailers

17 retailers

A
Retailer 1
-
$209 USD
Price last confirmed 21 days ago
A
Retailer 2
-
$243 USD
View
Price last confirmed 30 days ago
A
Retailer 3
-
$259 USD
View
Price last confirmed 21 days ago
A
Retailer 4
-
$259 USD
View
Price last confirmed 26 days ago
A
Retailer 5
-
$322 USD
£253 GBP
View
Price last confirmed 20 days ago
A
Retailer 6
-
$446 USD
ZAR 7,202 ZAR
View
Price last confirmed 20 days ago
A
Retailer 7
-
$528 USD
View
Price last confirmed 21 days ago
B+
Retailer 8
-
$545 USD
A$838 AUD
View
B+
Retailer 9
-
$606 USD
View
Price last confirmed 19 days ago
B+
Retailer 10
-
$834 USD
View
Price last confirmed 29 days ago
B
Retailer 11
-
$887 USD
View
Price last confirmed 21 days ago
B+
Retailer 12
-
$890 USD
View
Price last confirmed 21 days ago
B+
Retailer 13
-
$987 USD
A$1,518 AUD
View
Price last confirmed 21 days ago
B+
Retailer 14
-
$1,049 USD
£826 GBP
View
Price last confirmed 21 days ago
B
Retailer 15
-
$1,223 USD
View
Price last confirmed 20 days ago
B
Retailer 16
-
$1,470 USD
View
Price last confirmed 17 days ago
Most Expensive
B
Brilliant Earth
20404594A · Sep 28
$1,710 USD
View
Price last confirmed 30 days ago
16 more retailers have this diamond
Prices start from $545 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
$545 USD