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Cushion|Lab Grown|IGI

5.50ct D VS2 Cushion Lab Grown Diamond

ID • D/VS2 • IGI LG720591573

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG720591573

Diamond specifications and retailer prices

From HK$8,733 HKD
$1,113 USD
As of October 29, 2026
Save HK$22,809 HKD (72%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$44,756 HKD at Rare Carat · As of August 9, 2026
View at Rare Carat

About this 5.5ct lab-grown cushion diamond

This 5.5ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG720591573 or 720591573. Listed at 13 retailers as of October 29, 2026, with a 261% 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

5.50
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle34°
OriginLab Grown
Grading LabIGI
CertificateIGI LG720591573
Dimensions12.46 × 9.48 × 12.46 mm
L/W Ratio1.31
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.46 mm9.48 mm5.50 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG720591573
Side View
Table 66.0%Crown 36.2°Girdle: MED-STKPavilion 34°Culet: NoneDepth 59.8%

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 29
Current: HK$44,756 HKD|Low: HK$6,418 HKD|High: HK$89,214 HKD|Avg: HK$25,799 HKD
Rare Carat
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
October 29, 2026
Retailer 3HK$8,733 HKD
Retailer 16HK$9,047 HKD
Retailer 12HK$10,012 HKD
Retailer 13HK$10,906 HKD
Retailer 18HK$12,491 HKD
Retailer 2HK$12,999 HKD
Retailer 14HK$14,453 HKD
Retailer 6HK$15,126 HKD
Retailer 10HK$18,698 HKD
Retailer 4HK$24,992 HKD
Retailer 15HK$27,892 HKD
Retailer 17HK$30,413 HKD
Retailer 11HK$30,851 HKD
Retailer 5HK$31,542 HKD
Retailer 8HK$32,727 HKD
Retailer 9HK$35,737 HKD
Rare CaratHK$44,756 HKD
Retailer 7HK$89,214 HKD

21 data points across 18 retailers

13 retailersHK$8,733 HKD to HK$31,542 HKD

A
Cheapest Retailer
-
HK$8,733 HKD
$1,113 USD
Final sale: no returns
Retailer 2
-
HK$9,047 HKD
$1,153 USD
View
Price last confirmed 12 days ago
Retailer 3
-
HK$10,012 HKD
£1,005 GBP
View
Price last confirmed 13 days ago
A
Retailer 4
-
HK$10,906 HKD
$1,390 USD
View
A
Retailer 5
-
HK$12,491 HKD
$1,592 USD
View
A
Retailer 6
-
HK$12,999 HKD
£1,304 GBP
View
A
Retailer 7
-
HK$14,453 HKD
$1,842 USD
View
B+
Retailer 8
-
HK$24,992 HKD
£2,508 GBP
View
B+
Retailer 9
-
HK$27,892 HKD
$3,555 USD
View
B+
Retailer 10
-
HK$30,413 HKD
$3,876 USD
View
B+
Retailer 11
-
HK$30,851 HKD
£3,096 GBP
View
B+
Retailer 12
-
HK$31,542 HKD
$4,020 USD
View
Most Expensive
Rare Carat
23D720591573 · Aug 9
HK$44,756 HKD
$5,704 USD
View
Price last confirmed 81 days ago
12 more retailers have this diamond
Prices start from HK$8,733 HKDSave up to HK$22,809 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
5.50ct Cushion
HK$8,733 HKD