Marquise|Lab Grown|IGI

1.28ct E VVS2 Marquise Lab Grown Diamond

EX • E/VVS2 • IGI LG848646642

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG848646642

Diamond specifications and retailer prices

From $258 USD
As of November 1, 2026
Save $1,520 USD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,778 USD at Queensmith · As of October 28, 2026
View at Queensmith

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 LG848646642 or 848646642. Listed at 16 retailers as of October 28, 2026, with prices from $258 to $1,778, a $1,520 spread on the same certified stone. Queensmith lists it at $1,778. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848646642
Dimensions11.36 × 5.80 × 3.54 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.36 mm5.80 mm1.28 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848646642
Side View
Table 59.0%Crown 33.6°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 61.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,778 USD|Low: $258 USD|High: $1,778 USD|Avg: $730 USD
Queensmith
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
November 2, 2026
Retailer 4$258 USD
Retailer 11$350 USD
Retailer 6$385 USD
Retailer 8$460 USD
Retailer 9$494 USD
Retailer 3$531 USD
Retailer 2$535 USD
Retailer 16$698 USD
Retailer 14$775 USD
Retailer 12$860 USD
Retailer 7$872 USD
Retailer 13$923 USD
Retailer 5$972 USD
Retailer 10$1,147 USD
Retailer 15$1,292 USD
Queensmith$1,778 USD

9 data points across 16 retailers

16 retailers$258 USD to $1,778 USD

A
Cheapest Retailer
-
$258 USD
Final sale: no returns
A
Retailer 2
-
$350 USD
£276 GBP
View
A
Retailer 3
-
$385 USD
View
Retailer 4
-
$460 USD
€438 EUR
View
Price last confirmed 7 days ago
A
Retailer 5
-
$494 USD
ZAR 7,979 ZAR
View
A
Retailer 6
-
$531 USD
View
A
Retailer 7
-
$535 USD
£421 GBP
View
B+
Retailer 8
-
$698 USD
A$1,074 AUD
View
B+
Retailer 9
-
$775 USD
View
B+
Retailer 10
-
$860 USD
View
Retailer 11
-
$872 USD
A$1,342 AUD
View
Price last confirmed 7 days ago
B+
Retailer 12
-
$923 USD
View
B
Retailer 13
-
$972 USD
View
B
Retailer 14
-
$1,147 USD
£903 GBP
View
B
Retailer 15
-
$1,292 USD
View
Most Expensive
B
Queensmith
LG848646642 · Oct 28
$1,778 USD
£1,400 GBP
View
15 more retailers have this diamond
Prices start from $258 USDSave up to $1,520 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
$258 USD