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Cushion|Lab Grown|IGI

5.10ct F VVS1 Cushion Lab Grown Diamond

EX • F/VVS1 • IGI LG840660379

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG840660379

Diamond specifications and retailer prices

From HK$9,251 HKD
$1,179 USD
As of November 1, 2026
Save HK$4,956 HKD (35%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$46,370 HKD at Rare Carat · As of October 19, 2026
View at Rare Carat

About this 5.1ct lab-grown cushion diamond

This 5.1ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG840660379 or 840660379. Listed at 3 retailers as of November 1, 2026, with a 54% 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

5.10
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840660379
Dimensions11.73 × 9.12 × 6.06 mm
L/W Ratio1.29
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.73 mm9.12 mm5.10 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840660379
Side View
Table 61.0%Crown 36.2°Girdle: MED-STKPavilion 35.5°Culet: NoneDepth 66.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: HK$46,370 HKD|Low: HK$9,251 HKD|High: HK$46,606 HKD|Avg: HK$27,016 HKD|-0.5%
Rare Carat
Retailer 2
Retailer 3
November 2, 2026
Retailer 3HK$9,251 HKD
Retailer 2HK$14,207 HKD
Rare CaratHK$46,370 HKD

29 data points across 3 retailers

3 retailersHK$9,251 HKD to HK$14,207 HKD

A
Cheapest Retailer
-
HK$9,251 HKD
$1,179 USD
Final sale: no returns
A
Retailer 2
-
HK$14,207 HKD
£1,426 GBP
View
Most Expensive
Rare Carat
840660379 · Oct 19
HK$46,370 HKD
$5,910 USD
View
Price last confirmed 15 days ago
2 more retailers have this diamond
Prices start from HK$9,251 HKDSave up to HK$4,956 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
5.10ct Cushion
HK$9,251 HKD