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Cushion|Lab Grown|IGI

3.40ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG846643518

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG846643518

Diamond specifications and retailer prices

From HK$6,583 HKD
$839 USD
As of October 30, 2026
Save HK$19,444 HKD (75%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$26,026 HKD at MOH London · As of October 25, 2026
View at MOH London

About this 3.4ct lab-grown cushion diamond

This 3.4ct 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 LG846643518 or 846643518. Listed at 15 retailers as of October 25, 2026, with prices from HK$6,583 to HK$26,026, a HK$19,444 spread on the same certified stone. MOH London lists it at HK$26,026. 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

3.40
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846643518
Dimensions10.73 × 7.63 × 4.90 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.73 mm7.63 mm3.40 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846643518
Side View
Table 67.0%Crown 38.5°Girdle: MED-STKPavilion 33.5°Culet: NoneDepth 64.2%

Caratlytics Score

How it works →
A+
Exceptional
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 30
Current: HK$26,026 HKD|Low: HK$6,583 HKD|High: HK$26,923 HKD|Avg: HK$16,116 HKD|-3.3%
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
Retailer 15
October 31, 2026
Retailer 12HK$6,583 HKD
Retailer 7HK$8,356 HKD
Retailer 13HK$8,746 HKD
Retailer 11HK$9,768 HKD
Retailer 10HK$9,862 HKD
Retailer 4HK$10,454 HKD
Retailer 15HK$10,986 HKD
Retailer 2HK$15,396 HKD
Retailer 5HK$15,882 HKD
Retailer 9HK$19,183 HKD
Retailer 6HK$22,211 HKD
Retailer 14HK$22,950 HKD
Retailer 3HK$23,515 HKD
Retailer 8HK$24,353 HKD
MOH LondonHK$26,026 HKD

12 data points across 15 retailers

15 retailersHK$6,583 HKD to HK$26,026 HKD

A+
Cheapest Retailer
-
HK$6,583 HKD
$839 USD
Final sale: no returns
A
Retailer 2
-
HK$8,356 HKD
$1,065 USD
View
A
Retailer 3
-
HK$8,746 HKD
£878 GBP
View
A
Retailer 4
-
HK$9,768 HKD
$1,245 USD
View
A
Retailer 5
-
HK$9,862 HKD
$1,257 USD
View
A
Retailer 6
-
HK$10,454 HKD
€1,269 EUR
View
A
Retailer 7
-
HK$10,986 HKD
£1,103 GBP
View
Retailer 8
-
HK$15,396 HKD
A$3,019 AUD
View
A
Retailer 9
-
HK$15,882 HKD
ZAR 32,703 ZAR
View
B+
Retailer 10
-
HK$19,183 HKD
$2,445 USD
View
B+
Retailer 11
-
HK$22,211 HKD
$2,831 USD
View
B+
Retailer 12
-
HK$22,950 HKD
SGD 3,953 SGD
View
B+
Retailer 13
-
HK$23,515 HKD
$2,997 USD
View
B+
Retailer 14
-
HK$24,353 HKD
$3,104 USD
View
Most Expensive
B+
MOH London
LG846643518 · Oct 25
HK$26,026 HKD
£2,612 GBP
View
14 more retailers have this diamond
Prices start from HK$6,583 HKDSave up to HK$19,444 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+
3.40ct Cushion
HK$6,583 HKD