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Cushion|Lab Grown|IGI

8.54ct H VS1 Cushion Lab Grown Diamond

EX • H/VS1 • IGI LG846643382

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG846643382

Diamond specifications and retailer prices

From HK$9,909 HKD
$1,263 USD
As of October 31, 2026
Save HK$38,499 HKD (80%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$48,408 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 8.54ct lab-grown cushion diamond

This 8.54ct lab-grown cushion sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG846643382 or 846643382. Listed at 3 retailers as of October 31, 2026, with prices from HK$9,909 to HK$48,408, a HK$38,499 spread on the same certified stone. Brilliant Earth lists it at HK$48,408. 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

8.54
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846643382
Dimensions14.34 × 10.68 × 7.06 mm
L/W Ratio1.34
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.34 mm10.68 mm8.54 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846643382
Side View
Table 63.0%Crown 35.1°Girdle: MED-THKPavilion 35.8°Culet: NoneDepth 66.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: HK$48,408 HKD|Low: HK$9,909 HKD|High: HK$48,408 HKD|Avg: HK$25,742 HKD
Brilliant Earth
Retailer 2
Retailer 3
November 1, 2026
Retailer 3HK$9,909 HKD
Retailer 2HK$15,232 HKD
Brilliant EarthHK$48,408 HKD

17 data points across 3 retailers

3 retailersHK$9,909 HKD to HK$48,408 HKD

A
Cheapest Retailer
-
HK$9,909 HKD
$1,263 USD
Final sale: no returns
A
Retailer 2
-
HK$15,232 HKD
£1,529 GBP
View
Most Expensive
B
Brilliant Earth
22002599A · Oct 31
HK$48,408 HKD
$6,170 USD
View
2 more retailers have this diamond
Prices start from HK$9,909 HKDSave up to HK$38,499 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
8.54ct Cushion
HK$9,909 HKD