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Cushion|Lab Grown|IGI

1.28ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG843635817

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG843635817

Diamond specifications and retailer prices

From €193 EUR
As of November 4, 2026
Save €1,020 EUR (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €1,213 EUR at Michael Trio · As of November 4, 2026
View at Michael Trio

About this 1.28ct lab-grown cushion diamond

This 1.28ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843635817 or 843635817. Listed at 14 retailers as of November 4, 2026, with prices from €193 to €1,213, a €1,020 spread on the same certified stone. Michael Trio lists it at €1,213. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843635817
Dimensions7.67 × 5.48 × 3.73 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.67 mm5.48 mm1.28 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843635817
Side View
Table 62.0%Crown 39°Girdle: MED-STKPavilion 33.8°Culet: NoneDepth 68.1%

Caratlytics Score

How it works →
A+
Exceptional
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: Nov 4
Current: €1,213 EUR|Low: €193 EUR|High: €1,254 EUR|Avg: €561 EUR|-3.2%
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 4, 2026
Retailer 10€193 EUR
Retailer 2€243 EUR
Retailer 6€288 EUR
Retailer 8€350 EUR
Retailer 13€370 EUR
Retailer 7€386 EUR
Retailer 4€501 EUR
Retailer 12€524 EUR
Retailer 5€564 EUR
Retailer 9€721 EUR
Retailer 11€734 EUR
Retailer 3€1,004 EUR
Michael Trio€1,213 EUR

15 data points across 13 retailers

14 retailers€193 EUR to €1,213 EUR

A+
Cheapest Retailer
-
€193 EUR
Final sale: no returns
A
Retailer 2
-
€243 EUR
View
B+
Retailer 3
-
€288 EUR
View
A
Retailer 4
-
€350 EUR
View
A
Retailer 5
-
€370 EUR
View
A
Retailer 6
-
€386 EUR
View
A
Retailer 7
-
€501 EUR
View
A
Retailer 8
-
€524 EUR
View
A
Retailer 9
-
€564 EUR
View
B+
Retailer 10
-
€721 EUR
View
B+
Retailer 11
-
€734 EUR
View
Retailer 12
-
€910 EUR
View
Price last confirmed 8 days ago
B
Retailer 13
-
€1,004 EUR
View
Most Expensive
B
Michael Trio
1277406412 · Nov 4
€1,213 EUR
SGD 1,847 SGD
View
13 more retailers have this diamond
Prices start from €193 EURSave up to €1,020 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 Cushion
€193 EUR