Marquise|Lab Grown|IGI

1.28ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG843637980

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843637980

Diamond specifications and retailer prices

From €318 EUR
$355 USD
As of October 30, 2026
Save €957 EUR (75%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €1,275 EUR at Michael Trio · As of October 31, 2026
View at Michael Trio

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843637980 or 843637980. Listed at 8 retailers as of October 30, 2026, with prices from €318 to €1,275, a €957 spread on the same certified stone. Michael Trio lists it at €1,275. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843637980
Dimensions10.96 × 5.60 × 3.56 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
10.96 mm5.60 mm1.28 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843637980
Side View
Table 60.0%Crown 37.4°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 63.6%

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 30
Current: €1,275 EUR|Low: €318 EUR|High: €1,296 EUR|Avg: €708 EUR|-1.6%
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 7€318 EUR
Retailer 5€430 EUR
Retailer 2€520 EUR
Retailer 6€550 EUR
Retailer 3€795 EUR
Retailer 4€796 EUR
Retailer 8€955 EUR
Michael Trio€1,275 EUR

5 data points across 8 retailers

8 retailers€318 EUR to €1,275 EUR

B+
Cheapest Retailer
-
€318 EUR
$355 USD
A
Retailer 2
-
€430 EUR
£378 GBP
View
A
Retailer 3
-
€520 EUR
$581 USD
View
A
Retailer 4
-
€550 EUR
$615 USD
View
B+
Retailer 5
-
€795 EUR
$888 USD
View
B+
Retailer 6
-
€796 EUR
$889 USD
View
B
Retailer 7
-
€955 EUR
£840 GBP
View
Most Expensive
B
Michael Trio
1471274854 · Oct 31
€1,275 EUR
SGD 1,925 SGD
View
7 more retailers have this diamond
Prices start from €318 EURSave up to €957 EUR

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
€318 EUR