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Cushion|Lab Grown|IGI

6.09ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG782647037

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG782647037

Diamond specifications and retailer prices

From HK$13,157 HKD
$1,677 USD
As of October 31, 2026
Save HK$73,459 HKD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$86,617 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 6.09ct lab-grown cushion diamond

This 6.09ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG782647037 or 782647037. Listed at 17 retailers as of October 31, 2026, with prices from HK$13,157 to HK$86,617, a HK$73,459 spread on the same certified stone. Brilliant Earth lists it at HK$86,617. 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

6.09
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782647037
Dimensions10.64 × 10.47 × 7.00 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.64 mm10.47 mm6.09 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG782647037
Side View
Table 63.0%Crown 35.6°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 66.9%

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: HK$86,617 HKD|Low: HK$13,157 HKD|High: HK$100,190 HKD|Avg: HK$31,875 HKD|-13.5%
Brilliant Earth
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
Retailer 18
November 1, 2026
Retailer 4HK$13,157 HKD
Retailer 6HK$13,636 HKD
Retailer 17HK$14,005 HKD
Retailer 16HK$14,437 HKD
Retailer 7HK$16,837 HKD
Retailer 2HK$19,262 HKD
Retailer 5HK$21,489 HKD
Retailer 12HK$22,127 HKD
Retailer 11HK$25,269 HKD
Retailer 13HK$26,393 HKD
Retailer 8HK$27,672 HKD
Retailer 9HK$32,881 HKD
Retailer 3HK$36,757 HKD
Retailer 14HK$39,159 HKD
Retailer 18HK$39,930 HKD
Retailer 15HK$46,996 HKD
Retailer 10HK$47,965 HKD
Brilliant EarthHK$86,617 HKD

42 data points across 18 retailers

17 retailersHK$13,157 HKD to HK$86,617 HKD

A
Cheapest Retailer
-
HK$13,157 HKD
$1,677 USD
Final sale: no returns
Retailer 2
-
HK$13,636 HKD
$1,738 USD
View
Price last confirmed 21 days ago
A
Retailer 3
-
HK$14,005 HKD
$1,785 USD
View
Retailer 4
-
HK$14,437 HKD
£1,449 GBP
View
Price last confirmed 15 days ago
A
Retailer 5
-
HK$16,837 HKD
$2,146 USD
View
A
Retailer 6
-
HK$19,262 HKD
£1,933 GBP
View
A
Retailer 7
-
HK$21,489 HKD
$2,739 USD
View
A
Retailer 8
-
HK$22,127 HKD
€2,686 EUR
View
B+
Retailer 9
-
HK$25,269 HKD
A$4,955 AUD
View
B+
Retailer 10
-
HK$26,393 HKD
ZAR 54,345 ZAR
View
B+
Retailer 11
-
HK$27,672 HKD
$3,527 USD
View
B+
Retailer 12
-
HK$32,881 HKD
£3,300 GBP
View
B+
Retailer 13
-
HK$36,757 HKD
$4,685 USD
View
B+
Retailer 14
-
HK$39,159 HKD
£3,930 GBP
View
B
Retailer 15
-
HK$39,930 HKD
$5,089 USD
View
B
Retailer 16
-
HK$47,965 HKD
$6,114 USD
View
Most Expensive
B
Brilliant Earth
18145805A · Oct 31
HK$86,617 HKD
$11,040 USD
View
16 more retailers have this diamond
Prices start from HK$13,157 HKDSave up to HK$73,459 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
6.09ct Cushion
HK$13,157 HKD