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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 $1,077 AUD
$755 USD
As of November 1, 2026
Save $3,627 AUD (77%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $5,451 AUD 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 1, 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 1
Current: $1,787 AUD|Low: $1,077 AUD|High: $4,730 AUD|Avg: $2,460 AUD|-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 3$1,077 AUD
Retailer 6$1,173 AUD
Retailer 9$1,370 AUD
Retailer 12$1,634 AUD
Retailer 1$1,787 AUD
Retailer 11$1,819 AUD
Retailer 8$2,376 AUD
Retailer 10$2,393 AUD
Retailer 14$2,665 AUD
Retailer 2$3,479 AUD
Retailer 4$3,685 AUD
Retailer 5$3,808 AUD
Retailer 13$3,852 AUD
Retailer 7$4,704 AUD

43 data points across 14 retailers

15 retailers$1,077 AUD to $4,704 AUD

A
Cheapest Retailer
-
$1,077 AUD
$755 USD
Final sale: no returns
Retailer 2
-
$1,173 AUD
$822 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$1,370 AUD
$960 USD
View
A
Retailer 4
-
$1,634 AUD
$1,145 USD
View
A
Retailer 5
-
$1,787 AUD
£986 GBP
View
B+
Retailer 6
-
$1,819 AUD
$1,275 USD
View
A
Retailer 7
-
$2,376 AUD
ZAR 26,899 ZAR
View
A
Retailer 8
-
$2,393 AUD
View
A
Retailer 9
-
$2,665 AUD
$1,868 USD
View
B+
Retailer 10
-
$3,479 AUD
£1,920 GBP
View
B+
Retailer 11
-
$3,685 AUD
$2,582 USD
View
B+
Retailer 12
-
$3,808 AUD
$2,669 USD
View
B+
Retailer 13
-
$3,852 AUD
$2,699 USD
View
B+
Retailer 14
-
$4,704 AUD
£2,596 GBP
View
Most Expensive
Rare Carat
386-4-B_l_792670672 · Oct 19
$5,451 AUD
$3,820 USD
View
Price last confirmed 15 days ago
14 more retailers have this diamond
Prices start from $1,077 AUDSave up to $3,627 AUD

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
$1,077 AUD