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Cushion|Lab Grown|IGI

4.51ct F VVS2 Cushion Lab Grown Diamond

ID • F/VVS2 • IGI LG792670672

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG792670672

Diamond specifications and retailer prices

From HK$5,924 HKD
$755 USD
As of November 3, 2026
Save HK$19,944 HKD (77%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$29,972 HKD at Rare Carat · As of October 19, 2026
View at Rare Carat

About this 4.51ct lab-grown cushion diamond

This 4.51ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG792670672 or 792670672. Listed at 15 retailers as of November 3, 2026, with a 337% 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

4.51
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle29.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792670672
Dimensions11.56 × 8.14 × 5.61 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.56 mm8.14 mm4.51 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792670672
Side View
Table 54.0%Crown 34.7°Girdle: MED-THKPavilion 29.5°Culet: NoneDepth 68.9%

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: Nov 3
Current: HK$9,827 HKD|Low: HK$5,924 HKD|High: HK$26,007 HKD|Avg: HK$13,527 HKD|-3.0%
Retailer 1
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
November 3, 2026
Retailer 3HK$5,924 HKD
Retailer 6HK$6,449 HKD
Retailer 9HK$7,532 HKD
Retailer 12HK$8,984 HKD
Retailer 1HK$9,827 HKD
Retailer 11HK$10,004 HKD
Retailer 8HK$13,064 HKD
Retailer 10HK$13,158 HKD
Retailer 14HK$14,656 HKD
Retailer 2HK$19,132 HKD
Retailer 4HK$20,262 HKD
Retailer 5HK$20,941 HKD
Retailer 13HK$21,180 HKD
Retailer 7HK$25,868 HKD

43 data points across 14 retailers

15 retailersHK$5,924 HKD to HK$25,868 HKD

A
Cheapest Retailer
-
HK$5,924 HKD
$755 USD
Final sale: no returns
Retailer 2
-
HK$6,449 HKD
$822 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
HK$7,532 HKD
$960 USD
View
A
Retailer 4
-
HK$8,984 HKD
$1,145 USD
View
A
Retailer 5
-
HK$9,827 HKD
£986 GBP
View
B+
Retailer 6
-
HK$10,004 HKD
$1,275 USD
View
A
Retailer 7
-
HK$13,064 HKD
ZAR 26,899 ZAR
View
A
Retailer 8
-
HK$13,158 HKD
A$2,580 AUD
View
A
Retailer 9
-
HK$14,656 HKD
$1,868 USD
View
B+
Retailer 10
-
HK$19,132 HKD
£1,920 GBP
View
B+
Retailer 11
-
HK$20,262 HKD
$2,582 USD
View
B+
Retailer 12
-
HK$20,941 HKD
$2,669 USD
View
B+
Retailer 13
-
HK$21,180 HKD
$2,699 USD
View
B+
Retailer 14
-
HK$25,868 HKD
£2,596 GBP
View
Most Expensive
Rare Carat
386-4-B_l_792670672 · Oct 19
HK$29,972 HKD
$3,820 USD
View
Price last confirmed 15 days ago
14 more retailers have this diamond
Prices start from HK$5,924 HKDSave up to HK$19,944 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
4.51ct Cushion
HK$5,924 HKD