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Cushion|Lab Grown|IGI

5.11ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG683551890

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG683551890

Diamond specifications and retailer prices

From HK$11,266 HKD
$1,436 USD
As of October 31, 2026
Save HK$38,632 HKD (77%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$49,899 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 5.11ct lab-grown cushion diamond

This 5.11ct 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 LG683551890 or 683551890. Listed at 8 retailers as of October 31, 2026, with prices from HK$11,266 to HK$49,899, a HK$38,632 spread on the same certified stone. Brilliant Earth lists it at HK$49,899. 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

5.11
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683551890
Dimensions11.81 × 9.09 × 6.17 mm
L/W Ratio1.30
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.81 mm9.09 mm5.11 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683551890
Side View
Table 61.0%Crown 34.4°Girdle: MED-THKPavilion 40°Culet: NoneDepth 67.9%

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$49,899 HKD|Low: HK$11,266 HKD|High: HK$51,389 HKD|Avg: HK$28,321 HKD|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 7HK$11,266 HKD
Retailer 3HK$12,279 HKD
Retailer 5HK$15,465 HKD
Retailer 6HK$16,460 HKD
Retailer 2HK$35,846 HKD
Retailer 4HK$39,268 HKD
Retailer 8HK$44,716 HKD
Brilliant EarthHK$49,899 HKD

11 data points across 8 retailers

8 retailersHK$11,266 HKD to HK$49,899 HKD

A
Cheapest Retailer
-
HK$11,266 HKD
$1,436 USD
Final sale: no returns
A
Retailer 2
-
HK$12,279 HKD
$1,565 USD
View
A
Retailer 3
-
HK$15,465 HKD
View
A
Retailer 4
-
HK$16,460 HKD
$2,098 USD
View
B+
Retailer 5
-
HK$35,846 HKD
A$7,029 AUD
View
Retailer 6
-
HK$39,268 HKD
$5,005 USD
View
Price last confirmed 11 days ago
B
Retailer 7
-
HK$44,716 HKD
SGD 7,702 SGD
View
Most Expensive
B
Brilliant Earth
14954186Y · Oct 31
HK$49,899 HKD
$6,360 USD
View
7 more retailers have this diamond
Prices start from HK$11,266 HKDSave up to HK$38,632 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
5.11ct Cushion
HK$11,266 HKD