CaratHunter
Plans
Cushion|Lab Grown|IGI

6.57ct D VVS2 Cushion Lab Grown Diamond

ID • D/VVS2 • IGI LG841650845

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG841650845

Diamond specifications and retailer prices

From HK$17,152 HKD
$2,186 USD
As of November 1, 2026
Save HK$47,830 HKD (74%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$68,693 HKD at Helzberg Diamonds · As of October 13, 2026
View at Helzberg Diamonds

About this 6.57ct lab-grown cushion diamond

This 6.57ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG841650845 or 841650845. Listed at 18 retailers as of November 1, 2026, with a 279% 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

6.57
Carat
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841650845
Dimensions13.58 × 9.41 × 6.23 mm
L/W Ratio1.44
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.58 mm9.41 mm6.57 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841650845
Side View
Table 62.0%Crown 36°Girdle: MED-STKPavilion 34.4°Culet: NoneDepth 66.2%

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: Nov 1
Current: HK$26,758 HKD|Low: HK$17,152 HKD|High: HK$65,986 HKD|Avg: HK$36,141 HKD|-2.1%
Retailer 1
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
Retailer 16
Retailer 17
November 2, 2026
Retailer 8HK$17,152 HKD
Retailer 10HK$18,387 HKD
Retailer 6HK$19,066 HKD
Retailer 16HK$20,533 HKD
Retailer 11HK$24,433 HKD
Retailer 13HK$25,406 HKD
Retailer 1HK$26,758 HKD
Retailer 14HK$32,910 HKD
Retailer 2HK$33,720 HKD
Retailer 17HK$34,374 HKD
Retailer 5HK$38,705 HKD
Retailer 3HK$45,821 HKD
Retailer 12HK$50,730 HKD
Retailer 15HK$55,146 HKD
Retailer 9HK$59,327 HKD
Retailer 7HK$62,186 HKD
Retailer 4HK$64,981 HKD

22 data points across 17 retailers

18 retailersHK$17,152 HKD to HK$64,981 HKD

A
Cheapest Retailer
-
HK$17,152 HKD
$2,186 USD
Final sale: no returns
A
Retailer 2
-
HK$18,387 HKD
£1,845 GBP
View
A
Retailer 3
-
HK$19,066 HKD
$2,430 USD
View
A
Retailer 4
-
HK$20,533 HKD
$2,617 USD
View
A
Retailer 5
-
HK$24,433 HKD
£2,452 GBP
View
A
Retailer 6
-
HK$25,406 HKD
$3,238 USD
View
A
Retailer 7
-
HK$26,758 HKD
€3,248 EUR
View
B+
Retailer 8
-
HK$32,910 HKD
A$6,453 AUD
View
B+
Retailer 9
-
HK$33,720 HKD
£3,384 GBP
View
B+
Retailer 10
-
HK$34,374 HKD
ZAR 70,775 ZAR
View
B+
Retailer 11
-
HK$38,705 HKD
$4,933 USD
View
B+
Retailer 12
-
HK$45,821 HKD
$5,840 USD
View
B+
Retailer 13
-
HK$50,730 HKD
£5,091 GBP
View
B
Retailer 14
-
HK$55,146 HKD
A$10,813 AUD
View
B+
Retailer 15
-
HK$59,327 HKD
SGD 10,218 SGD
View
B
Retailer 16
-
HK$62,186 HKD
$7,926 USD
View
B
Retailer 17
-
HK$64,981 HKD
$8,282 USD
View
Most Expensive
Helzberg Diamonds
ZXZOKHMLGOKL · Oct 13
HK$68,693 HKD
$8,755 USD
View
Price last confirmed 20 days ago
17 more retailers have this diamond
Prices start from HK$17,152 HKDSave up to HK$47,830 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
6.57ct Cushion
HK$17,152 HKD