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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 $1,274 NZD
$718 USD
As of October 31, 2026
Save $3,282 NZD (72%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,591 NZD 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 31, 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

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: $5,591 NZD|Low: $1,274 NZD|High: $5,899 NZD|Avg: $2,909 NZD|-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 31, 2026
Retailer 14$1,274 NZD
Retailer 6$1,320 NZD
Retailer 9$1,632 NZD
Retailer 13$1,863 NZD
Retailer 2$2,109 NZD
Retailer 11$2,156 NZD
Retailer 7$2,981 NZD
Retailer 8$3,065 NZD
Retailer 10$3,213 NZD
Retailer 3$4,110 NZD
Retailer 4$4,503 NZD
Retailer 5$4,556 NZD
Retailer 12$4,617 NZD
MOH London$5,591 NZD

39 data points across 14 retailers

14 retailers$1,274 NZD to $4,556 NZD

A
Cheapest Retailer
-
$1,274 NZD
$718 USD
Final sale: no returns
Retailer 2
-
$1,320 NZD
$744 USD
View
Price last confirmed 15 days ago
Retailer 3
-
$1,632 NZD
$920 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$1,863 NZD
$1,050 USD
View
A
Retailer 5
-
$2,109 NZD
£936 GBP
View
A
Retailer 6
-
$2,156 NZD
$1,215 USD
View
A
Retailer 7
-
$2,981 NZD
A$2,585 AUD
View
A
Retailer 8
-
$3,065 NZD
ZAR 27,908 ZAR
View
A
Retailer 9
-
$3,213 NZD
$1,811 USD
View
Retailer 10
-
$4,110 NZD
£1,824 GBP
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$4,503 NZD
$2,538 USD
View
B+
Retailer 12
-
$4,556 NZD
$2,568 USD
View
Retailer 13
-
$4,617 NZD
$2,602 USD
View
Price last confirmed 8 days ago
Most Expensive
MOH London
LG806618317 · Oct 21
$5,591 NZD
£2,481 GBP
View
Price last confirmed 10 days ago
13 more retailers have this diamond
Prices start from $1,274 NZDSave up to $3,282 NZD

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
$1,274 NZD