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Cushion|Lab Grown|IGI

3.05ct E VVS1 Cushion Lab Grown Diamond

EX • E/VVS1 • IGI LG806618317

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG806618317

Diamond specifications and retailer prices

From $1,022 AUD
$718 USD
As of October 28, 2026
Save $2,633 AUD (72%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,485 AUD at MOH London · As of October 21, 2026
View at MOH London

About this 3.05ct lab-grown cushion diamond

This 3.05ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG806618317 or 806618317. Listed at 14 retailers as of October 28, 2026, with a 258% 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
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle32.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG806618317
Dimensions10.63 × 7.28 × 4.51 mm
L/W Ratio1.46
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
10.63 mm7.28 mm3.05 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG806618317
Side View
Table 60.0%Crown 31.8°Girdle: STK-THKPavilion 32.8°Culet: NoneDepth 62.0%

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 28
Current: $4,485 AUD|Low: $1,022 AUD|High: $4,733 AUD|Avg: $2,318 AUD|-5.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 29, 2026
Retailer 14$1,022 AUD
Retailer 6$1,059 AUD
Retailer 8$1,310 AUD
Retailer 13$1,495 AUD
Retailer 7$1,672 AUD
Retailer 11$1,729 AUD
Retailer 9$2,406 AUD
Retailer 2$2,459 AUD
Retailer 10$2,578 AUD
Retailer 3$3,297 AUD
Retailer 4$3,613 AUD
Retailer 5$3,655 AUD
Retailer 12$3,704 AUD
MOH London$4,485 AUD

38 data points across 14 retailers

14 retailers$1,022 AUD to $3,655 AUD

A
Cheapest Retailer
-
$1,022 AUD
$718 USD
Final sale: no returns
Retailer 2
-
$1,059 AUD
$744 USD
View
Price last confirmed 13 days ago
Retailer 3
-
$1,310 AUD
$920 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$1,495 AUD
$1,050 USD
View
A
Retailer 5
-
$1,672 AUD
£925 GBP
View
A
Retailer 6
-
$1,729 AUD
$1,215 USD
View
Retailer 7
-
$2,406 AUD
View
Price last confirmed 9 days ago
A
Retailer 8
-
$2,459 AUD
ZAR 27,908 ZAR
View
A
Retailer 9
-
$2,578 AUD
$1,811 USD
View
B+
Retailer 10
-
$3,297 AUD
£1,824 GBP
View
B+
Retailer 11
-
$3,613 AUD
$2,538 USD
View
B+
Retailer 12
-
$3,655 AUD
$2,568 USD
View
Retailer 13
-
$3,704 AUD
$2,602 USD
View
Price last confirmed 7 days ago
Most Expensive
MOH London
LG806618317 · Oct 21
$4,485 AUD
£2,481 GBP
View
Price last confirmed 9 days ago
13 more retailers have this diamond
Prices start from $1,022 AUDSave up to $2,633 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
$1,022 AUD