Marquise|Lab Grown|IGI

1.28ct E VVS2 Marquise Lab Grown Diamond

ID • E/VVS2 • IGI LG846635459

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846635459

Diamond specifications and retailer prices

From $384 USD
HK$3,000 HKD
As of October 26, 2026
Save $726 USD (65%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,940 USD at Do Amore Diamonds · As of October 26, 2026
View at Do Amore Diamonds

About this 1.28ct lab-grown marquise diamond

This 1.28ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG846635459 or 846635459. Listed at 10 retailers as of October 26, 2026, with a 189% 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

1.28
Carat
E
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846635459
Dimensions10.96 × 5.69 × 3.56 mm
L/W Ratio1.93
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.96 mm5.69 mm1.28 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846635459
Side View
Table 58.0%Crown 34.3°Girdle: MED-STKPavilion 40.1°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 26
Current: $1,940 USD|Low: $307 USD|High: $1,940 USD|Avg: $792 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 25, 2026
Retailer 9$384 USD
Retailer 4$415 USD
Retailer 7$435 USD
Retailer 5$675 USD
Retailer 8$809 USD
Retailer 2$865 USD
Retailer 10$935 USD
Retailer 6$950 USD
Retailer 3$1,110 USD
Do Amore Diamonds$1,940 USD

7 data points across 10 retailers

10 retailers$384 USD to $1,110 USD

A
Cheapest Retailer
-
$384 USD
HK$3,000 HKD
Retailer 2
-
$415 USD
View
Price last confirmed 7 days ago
Retailer 3
-
$435 USD
View
Price last confirmed 7 days ago
Retailer 4
-
$675 USD
A$1,038 AUD
View
Price last confirmed 9 days ago
Retailer 5
-
$760 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
$809 USD
View
Price last confirmed 7 days ago
Retailer 7
-
$865 USD
A$1,331 AUD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
$950 USD
View
B
Retailer 9
-
$1,110 USD
£874 GBP
View
Most Expensive
B
Do Amore Diamonds
27-76C4A2E39 · Oct 26
$1,940 USD
View
Price last confirmed 7 days ago
9 more retailers have this diamond
Prices start from $384 USDSave up to $726 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
1.28ct Marquise
$384 USD