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Cushion|Lab Grown|IGI

1.29ct D VVS1 Cushion Lab Grown Diamond

D/VVS1 • IGI LG845636817

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG845636817

Diamond specifications and retailer prices

From €774 EUR
As of November 4, 2026
Save €824 EUR (52%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €1,598 EUR at Helzberg Diamonds · As of November 4, 2026
View at Helzberg Diamonds

About this 1.29ct lab-grown cushion diamond

This 1.29ct 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) and certified by IGI LG845636817 or 845636817. Listed at 4 retailers as of November 4, 2026, with prices from €774 to €1,598, a €824 spread on the same certified stone. Helzberg Diamonds lists it at €1,598. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.29
Carat
D
Colour
VVS1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845636817
Dimensions7.92 × 5.57 × 3.72 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.92 mm5.57 mm1.29 ctD / VVS1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845636817
Side View
Table 60.0%Crown 34.9°Girdle: MED-THKPavilion 37.8°Culet: NoneDepth 66.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: €1,598 EUR|Low: €774 EUR|High: €1,598 EUR|Avg: €1,043 EUR
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
November 5, 2026
Retailer 4€774 EUR
Retailer 3€807 EUR
Retailer 2€945 EUR
Helzberg Diamonds€1,598 EUR

2 data points across 4 retailers

4 retailers€774 EUR to €1,598 EUR

B+
Cheapest Retailer
-
€774 EUR
B+
Retailer 2
-
€807 EUR
View
B
Retailer 3
-
€945 EUR
View
Most Expensive
B
Helzberg Diamonds
ZXZOKLMJMOHN · Nov 4
€1,598 EUR
$1,800 USD
View
3 more retailers have this diamond
Prices start from €774 EURSave up to €824 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.

B+
1.29ct Cushion
€774 EUR