Marquise|Lab Grown|IGI

1.28ct F VVS1 Marquise Lab Grown Diamond

ID • F/VVS1 • IGI LG802628370

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG802628370

Diamond specifications and retailer prices

From $750 USD
As of November 1, 2026
8 retailers carry this diamond
Most expensive: $1,189 USD at MOH London · As of October 15, 2026
View at MOH London

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 F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG802628370 or 802628370. Listed at 8 retailers as of November 1, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
F
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG802628370
Dimensions11.81 × 5.70 × 3.44 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.81 mm5.70 mm1.28 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG802628370
Side View
Table 61.0%Crown 34.7°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: $1,189 USD|Low: $206 USD|High: $2,060 USD|Avg: $756 USD|-0.1%
MOH London
Retailer 2
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October 16, 2026
Retailer 13$214 USD
Retailer 3$320 USD
Retailer 17$357 USD
Retailer 10$471 USD
Retailer 8$484 USD
Retailer 7$498 USD
Retailer 5$503 USD
Retailer 6$533 USD
Retailer 12$608 USD
Retailer 16$713 USD
Retailer 14$750 USD
Retailer 2$858 USD
Retailer 11$940 USD
Retailer 15$1,022 USD
Retailer 9$1,115 USD
MOH London$1,189 USD
Retailer 4$2,060 USD

19 data points across 17 retailers

8 retailers

Retailer 1
-
$214 USD
Price last confirmed 29 days ago
Retailer 2
-
$249 USD
View
Price last confirmed 22 days ago
Retailer 3
-
$357 USD
View
Price last confirmed 23 days ago
Retailer 4
-
$608 USD
View
Price last confirmed 22 days ago
B+
Retailer 5
-
$750 USD
View
Retailer 6
-
$944 USD
View
Price last confirmed 37 days ago
Retailer 7
-
$1,022 USD
View
Price last confirmed 32 days ago
Most Expensive
MOH London
LG802628370 · Oct 15
$1,189 USD
£936 GBP
View
Price last confirmed 21 days ago
7 more retailers have this diamond
Prices start from $750 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+
1.28ct Marquise
$750 USD