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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 $1,342 NZD
$755 USD
As of November 3, 2026
Save $4,520 NZD (77%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $6,792 NZD 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: $2,227 NZD|Low: $1,342 NZD|High: $5,894 NZD|Avg: $3,065 NZD|-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$1,342 NZD
Retailer 6$1,462 NZD
Retailer 9$1,707 NZD
Retailer 12$2,036 NZD
Retailer 1$2,227 NZD
Retailer 11$2,267 NZD
Retailer 8$2,960 NZD
Retailer 10$2,982 NZD
Retailer 14$3,321 NZD
Retailer 2$4,335 NZD
Retailer 4$4,592 NZD
Retailer 5$4,745 NZD
Retailer 13$4,800 NZD
Retailer 7$5,862 NZD

43 data points across 14 retailers

15 retailers$1,342 NZD to $5,862 NZD

A
Cheapest Retailer
-
$1,342 NZD
$755 USD
Final sale: no returns
Retailer 2
-
$1,462 NZD
$822 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$1,707 NZD
$960 USD
View
A
Retailer 4
-
$2,036 NZD
$1,145 USD
View
A
Retailer 5
-
$2,227 NZD
£986 GBP
View
B+
Retailer 6
-
$2,267 NZD
$1,275 USD
View
A
Retailer 7
-
$2,960 NZD
ZAR 26,899 ZAR
View
A
Retailer 8
-
$2,982 NZD
A$2,580 AUD
View
A
Retailer 9
-
$3,321 NZD
$1,868 USD
View
B+
Retailer 10
-
$4,335 NZD
£1,920 GBP
View
B+
Retailer 11
-
$4,592 NZD
$2,582 USD
View
B+
Retailer 12
-
$4,745 NZD
$2,669 USD
View
B+
Retailer 13
-
$4,800 NZD
$2,699 USD
View
B+
Retailer 14
-
$5,862 NZD
£2,596 GBP
View
Most Expensive
Rare Carat
386-4-B_l_792670672 · Oct 19
$6,792 NZD
$3,820 USD
View
Price last confirmed 15 days ago
14 more retailers have this diamond
Prices start from $1,342 NZDSave up to $4,520 NZD

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
$1,342 NZD