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Cushion|Lab Grown|IGI

3.05ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG797666375

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG797666375

Diamond specifications and retailer prices

From €707 EUR
£622 GBP
As of October 31, 2026
Save €2,236 EUR (76%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €2,943 EUR at Helzberg Diamonds · As of October 31, 2026
View at Helzberg Diamonds

About this 3.05ct lab-grown cushion diamond

This 3.05ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG797666375 or 797666375. Listed at 5 retailers as of October 31, 2026, with prices from €707 to €2,943, a €2,236 spread on the same certified stone. Helzberg Diamonds lists it at €2,943. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.05
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797666375
Dimensions10.13 × 7.57 × 5.04 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.13 mm7.57 mm3.05 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797666375
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 38.4°Culet: NoneDepth 66.6%

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 31
Current: €2,943 EUR|Low: €627 EUR|High: €2,943 EUR|Avg: €1,296 EUR
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 7€627 EUR
Retailer 5€663 EUR
Retailer 2€707 EUR
Retailer 9€822 EUR
Retailer 6€858 EUR
Retailer 8€1,345 EUR
Retailer 4€1,642 EUR
Retailer 3€2,408 EUR
Helzberg Diamonds€2,943 EUR

38 data points across 9 retailers

5 retailers€707 EUR to €2,943 EUR

A
Cheapest Retailer
-
€707 EUR
£622 GBP
Retailer 2
-
€822 EUR
ZAR 14,838 ZAR
View
Price last confirmed 50 days ago
Retailer 3
-
€1,642 EUR
$1,835 USD
View
Price last confirmed 10 days ago
B+
Retailer 4
-
€2,408 EUR
$2,690 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZNPNMMMJNL · Oct 31
€2,943 EUR
$3,288 USD
View
4 more retailers have this diamond
Prices start from €707 EURSave up to €2,236 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
3.05ct Cushion
€707 EUR