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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 HK$5,633 HKD
$718 USD
As of October 28, 2026
Save HK$14,511 HKD (72%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$24,721 HKD 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

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 28
Current: HK$24,721 HKD|Low: HK$5,633 HKD|High: HK$26,086 HKD|Avg: HK$12,778 HKD|-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 14HK$5,633 HKD
Retailer 6HK$5,837 HKD
Retailer 8HK$7,218 HKD
Retailer 13HK$8,238 HKD
Retailer 7HK$9,215 HKD
Retailer 11HK$9,533 HKD
Retailer 9HK$13,259 HKD
Retailer 2HK$13,554 HKD
Retailer 10HK$14,209 HKD
Retailer 3HK$18,174 HKD
Retailer 4HK$19,912 HKD
Retailer 5HK$20,144 HKD
Retailer 12HK$20,417 HKD
MOH LondonHK$24,721 HKD

38 data points across 14 retailers

14 retailersHK$5,633 HKD to HK$20,144 HKD

A
Cheapest Retailer
-
HK$5,633 HKD
$718 USD
Final sale: no returns
Retailer 2
-
HK$5,837 HKD
$744 USD
View
Price last confirmed 14 days ago
Retailer 3
-
HK$7,218 HKD
$920 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
HK$8,238 HKD
$1,050 USD
View
A
Retailer 5
-
HK$9,215 HKD
£925 GBP
View
A
Retailer 6
-
HK$9,533 HKD
$1,215 USD
View
Retailer 7
-
HK$13,259 HKD
A$2,600 AUD
View
Price last confirmed 9 days ago
A
Retailer 8
-
HK$13,554 HKD
ZAR 27,908 ZAR
View
A
Retailer 9
-
HK$14,209 HKD
$1,811 USD
View
B+
Retailer 10
-
HK$18,174 HKD
£1,824 GBP
View
B+
Retailer 11
-
HK$19,912 HKD
$2,538 USD
View
B+
Retailer 12
-
HK$20,144 HKD
$2,568 USD
View
Retailer 13
-
HK$20,417 HKD
$2,602 USD
View
Price last confirmed 7 days ago
Most Expensive
MOH London
LG806618317 · Oct 21
HK$24,721 HKD
£2,481 GBP
View
Price last confirmed 9 days ago
13 more retailers have this diamond
Prices start from HK$5,633 HKDSave up to HK$14,511 HKD

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
HK$5,633 HKD