Marquise|Lab Grown|IGI

1.20ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG833686348

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG833686348

Diamond specifications and retailer prices

From $371 USD
HK$2,900 HKD
As of October 23, 2026
Save $739 USD (67%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,900 USD at Do Amore Diamonds · As of October 22, 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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG833686348 or 833686348. Listed at 14 retailers as of October 22, 2026, with a 199% 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

1.20
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833686348
Dimensions11.10 × 5.55 × 3.44 mm
L/W Ratio2.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.10 mm5.55 mm1.20 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833686348
Side View
Table 57.0%Crown 36.1°Girdle: THN-MEDPavilion 39.2°Culet: NoneDepth 62.0%

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 23
Current: $1,900 USD|Low: $229 USD|High: $1,950 USD|Avg: $884 USD|-2.6%
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 21, 2026
Retailer 8$229 USD
Retailer 9$371 USD
Retailer 14$426 USD
Retailer 2$436 USD
Retailer 4$666 USD
Retailer 11$791 USD
Retailer 6$868 USD
Retailer 10$870 USD
Retailer 7$895 USD
Retailer 5$1,001 USD
Retailer 12$1,081 USD
Retailer 3$1,091 USD
Retailer 13$1,110 USD
Do Amore Diamonds$1,900 USD

21 data points across 14 retailers

14 retailers$371 USD to $1,110 USD

A
Retailer 1
-
$198 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$229 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$371 USD
HK$2,900 HKD
View
A
Retailer 4
-
$426 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$436 USD
View
B+
Retailer 6
-
$666 USD
A$1,025 AUD
View
Price last confirmed 11 days ago
B+
Retailer 7
-
$791 USD
View
B+
Retailer 8
-
$870 USD
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$895 USD
View
B
Retailer 10
-
$1,001 USD
A$1,540 AUD
View
Price last confirmed 21 days ago
B
Retailer 11
-
$1,081 USD
SGD 1,461 SGD
View
B+
Retailer 12
-
$1,091 USD
£859 GBP
View
Price last confirmed 8 days ago
B
Retailer 13
-
$1,110 USD
View
Most Expensive
B
Do Amore Diamonds
27-20052B40A · Oct 22
$1,900 USD
View
Price last confirmed 7 days ago
13 more retailers have this diamond
Prices start from $371 USDSave up to $739 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
$371 USD