Cushion|Lab Grown|IGI

3.05ct D VVS1 Cushion Lab Grown Diamond

EX • D/VVS1 • IGI LG817625658

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG817625658

Diamond specifications and retailer prices

From $803 USD
As of October 29, 2026
Save $7,651 USD (91%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $9,060 USD at Brilliant Earth · As of October 18, 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 D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG817625658 or 817625658. Listed at 23 retailers as of October 29, 2026, with a 953% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
D
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817625658
Dimensions9.95 × 7.73 × 5.13 mm
L/W Ratio1.29
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
9.95 mm7.73 mm3.05 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817625658
Side View
Table 59.0%Crown 37.2°Girdle: MED-STKPavilion 35.1°Culet: NoneDepth 66.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $9,060 USD|Low: $791 USD|High: $9,060 USD|Avg: $2,957 USD
Brilliant Earth
Retailer 2
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Retailer 21
October 31, 2026
Retailer 19$803 USD
Retailer 7$819 USD
Retailer 2$1,010 USD
Retailer 6$1,292 USD
Retailer 16$1,380 USD
Retailer 15$1,387 USD
Retailer 12$1,561 USD
Retailer 3$1,657 USD
Retailer 21$2,041 USD
Retailer 18$2,100 USD
Retailer 11$2,187 USD
Retailer 8$2,619 USD
Retailer 13$2,676 USD
Retailer 4$2,756 USD
Retailer 14$3,233 USD
Retailer 17$3,409 USD
Retailer 9$3,823 USD
Retailer 20$5,520 USD
Retailer 10$6,796 USD
Retailer 5$8,454 USD
Brilliant Earth$9,060 USD

24 data points across 21 retailers

23 retailers$803 USD to $8,454 USD

A
Cheapest Retailer
-
$803 USD
Final sale: no returns
Retailer 2
-
$819 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
$1,010 USD
View
A
Retailer 4
-
$1,292 USD
View
A
Retailer 5
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$1,380 USD
€1,314 EUR
View
A
Retailer 6
-
$1,387 USD
£1,092 GBP
View
A
Retailer 7
-
$1,561 USD
View
A
Retailer 8
-
$1,657 USD
View
Retailer 9
-
$2,041 USD
A$3,140 AUD
View
Price last confirmed 11 days ago
B+
Retailer 10
-
$2,100 USD
ZAR 33,929 ZAR
View
B+
Retailer 11
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$2,187 USD
View
B+
Retailer 12
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$2,619 USD
View
B+
Retailer 13
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$2,676 USD
£2,107 GBP
View
B+
Retailer 14
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$2,756 USD
CA$3,828 CAD
View
B+
Retailer 15
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$2,787 USD
View
B+
Retailer 16
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$3,228 USD
View
B+
Retailer 17
-
$3,233 USD
View
B+
Retailer 18
-
$3,409 USD
£2,684 GBP
View
B
Retailer 19
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$3,823 USD
View
B
Retailer 20
-
$5,520 USD
View
B
Retailer 21
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$6,796 USD
View
B
Retailer 22
-
$8,454 USD
View
Most Expensive
Brilliant Earth
20695498A · Oct 18
$9,060 USD
View
Price last confirmed 13 days ago
22 more retailers have this diamond
Prices start from $803 USDSave up to $7,651 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
$803 USD