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Cushion|Lab Grown|IGI

5.50ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG776631013

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

Certificate IGI LG776631013

Diamond specifications and retailer prices

From HK$12,961 HKD
$1,652 USD
As of October 31, 2026
Save HK$40,703 HKD (76%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$53,665 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG776631013 or 776631013. Listed at 17 retailers as of October 31, 2026, with prices from HK$12,961 to HK$53,665, a HK$40,703 spread on the same certified stone. Brilliant Earth lists it at HK$53,665. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776631013
Dimensions10.38 × 10.16 × 6.65 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
10.38 mm10.16 mm5.50 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776631013
Side View
Table 68.0%Crown 37.6°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 65.5%

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$53,665 HKD|Low: HK$11,894 HKD|High: HK$101,210 HKD|Avg: HK$31,447 HKD|-47.0%
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
November 1, 2026
Retailer 9HK$12,961 HKD
Retailer 12HK$13,691 HKD
Retailer 7HK$14,775 HKD
Retailer 2HK$19,212 HKD
Retailer 13HK$19,457 HKD
Retailer 6HK$20,702 HKD
Retailer 3HK$21,929 HKD
Retailer 5HK$32,881 HKD
Retailer 8HK$33,823 HKD
Retailer 10HK$38,910 HKD
Retailer 11HK$44,367 HKD
Retailer 4HK$47,091 HKD
Brilliant EarthHK$53,665 HKD

41 data points across 13 retailers

17 retailersHK$12,961 HKD to HK$53,665 HKD

A
Cheapest Retailer
-
HK$12,961 HKD
$1,652 USD
Final sale: no returns
A
Retailer 2
-
HK$13,691 HKD
$1,745 USD
View
A
Retailer 3
-
HK$14,775 HKD
£1,483 GBP
View
A
Retailer 4
-
HK$16,269 HKD
View
A
Retailer 5
-
HK$18,947 HKD
$2,415 USD
View
A
Retailer 6
-
HK$19,212 HKD
£1,928 GBP
View
A
Retailer 7
-
HK$19,457 HKD
$2,480 USD
View
A
Retailer 8
-
HK$20,702 HKD
€2,513 EUR
View
B+
Retailer 9
-
HK$21,929 HKD
$2,795 USD
View
B+
Retailer 10
-
HK$32,881 HKD
£3,300 GBP
View
B+
Retailer 11
-
HK$33,823 HKD
$4,311 USD
View
B
Retailer 12
-
HK$36,087 HKD
$4,600 USD
View
B
Retailer 13
-
HK$38,910 HKD
£3,905 GBP
View
Retailer 14
-
HK$44,367 HKD
$5,655 USD
View
Price last confirmed 11 days ago
B
Retailer 15
-
HK$47,091 HKD
SGD 8,111 SGD
View
B
Retailer 16
-
HK$48,107 HKD
$6,132 USD
View
Most Expensive
B
Brilliant Earth
18915901Y · Oct 31
HK$53,665 HKD
$6,840 USD
View
16 more retailers have this diamond
Prices start from HK$12,961 HKDSave up to HK$40,703 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$12,961 HKD