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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 $556 AUD
$388 USD
As of November 3, 2026
Save $3,382 AUD (86%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $3,938 AUD at Brilliant Earth · As of November 3, 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 4 retailers as of November 3, 2026, with prices from $556 to $3,938, a $3,382 spread on the same certified stone. Brilliant Earth lists it at $3,938. 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
Colour
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

How it works →
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: Nov 3
Current: $3,938 AUD|Low: $556 AUD|High: $4,582 AUD|Avg: $1,711 AUD|-14.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 3, 2026
Retailer 3$556 AUD
Retailer 5$881 AUD
Retailer 6$1,022 AUD
Retailer 7$1,071 AUD
Retailer 2$1,154 AUD
Retailer 10$1,340 AUD
Retailer 8$1,377 AUD
Retailer 9$2,189 AUD
Retailer 4$2,628 AUD
Brilliant Earth$3,938 AUD

41 data points across 10 retailers

4 retailers$556 AUD to $3,938 AUD

A
Cheapest Retailer
-
$556 AUD
$388 USD
Final sale: no returns
A
Retailer 2
-
$1,154 AUD
£635 GBP
View
B+
Retailer 3
-
$2,628 AUD
$1,835 USD
View
Most Expensive
B
Brilliant Earth
19438807A · Nov 3
$3,938 AUD
$2,750 USD
View
3 more retailers have this diamond
Prices start from $556 AUDSave up to $3,382 AUD

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
$556 AUD