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Cushion|Lab Grown|IGI

3.05ct H VS1 Cushion Lab Grown Diamond

EX • H/VS1 • IGI LG776618407

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG776618407

Diamond specifications and retailer prices

From $388 USD
As of October 29, 2026
Save $2,362 USD (86%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,750 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

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 LG776618407 or 776618407. Listed at 5 retailers as of October 29, 2026, with prices from $388 to $2,750, a $2,362 spread on the same certified stone. Brilliant Earth lists it at $2,750. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776618407
Dimensions9.94 × 7.71 × 5.15 mm
L/W Ratio1.29
Girdle conditionFaceted
Culet sizePointed
Top View
9.94 mm7.71 mm3.05 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776618407
Side View
Table 62.0%Crown 36.2°Girdle: MED-STKPavilion 36.3°Culet: NoneDepth 66.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $2,750 USD|Low: $388 USD|High: $3,200 USD|Avg: $1,201 USD|-14.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 3$388 USD
Retailer 5$615 USD
Retailer 6$714 USD
Retailer 7$748 USD
Retailer 2$806 USD
Retailer 10$936 USD
Retailer 8$962 USD
Retailer 9$1,529 USD
Retailer 4$1,835 USD
Brilliant Earth$2,750 USD

41 data points across 10 retailers

5 retailers$388 USD to $2,750 USD

A
Cheapest Retailer
-
$388 USD
Final sale: no returns
A
Retailer 2
-
$806 USD
£635 GBP
View
Retailer 3
-
$936 USD
ZAR 15,115 ZAR
View
Price last confirmed 49 days ago
Retailer 4
-
$1,835 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
19438807A · Oct 30
$2,750 USD
View
4 more retailers have this diamond
Prices start from $388 USDSave up to $2,362 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
3.05ct Cushion
$388 USD