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Cushion|Lab Grown|IGI

4.50ct F VS2 Cushion Lab Grown Diamond

EX • F/VS2 • IGI LG816609357

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG816609357

Diamond specifications and retailer prices

From $1,131 AUD
£624 GBP
As of November 2, 2026
Save $3,713 AUD (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,844 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 4.5ct lab-grown cushion diamond

This 4.5ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG816609357 or 816609357. Listed at 12 retailers as of October 29, 2026, with prices from $1,131 to $4,844, a $3,713 spread on the same certified stone. MOH London lists it at $4,844. 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

4.50
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816609357
Dimensions11.53 × 8.37 × 5.60 mm
L/W Ratio1.38
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.53 mm8.37 mm4.50 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816609357
Side View
Table 65.0%Crown 32.4°Girdle: MED-STKPavilion 34.7°Culet: NoneDepth 66.9%

Caratlytics Score

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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 2
Current: $4,844 AUD|Low: $1,131 AUD|High: $4,877 AUD|Avg: $2,803 AUD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 2$1,131 AUD
Retailer 12$1,183 AUD
Retailer 6$1,477 AUD
Retailer 7$1,677 AUD
Retailer 3$1,737 AUD
Retailer 5$1,970 AUD
Retailer 8$2,561 AUD
Retailer 10$3,974 AUD
Retailer 11$4,147 AUD
Retailer 4$4,230 AUD
Retailer 9$4,402 AUD
MOH London$4,844 AUD

36 data points across 12 retailers

12 retailers$1,131 AUD to $4,844 AUD

A
Cheapest Retailer
-
$1,131 AUD
£624 GBP
A
Retailer 2
-
$1,183 AUD
$829 USD
View
Final sale: no returns
A
Retailer 3
-
$1,477 AUD
$1,035 USD
View
B+
Retailer 4
-
$1,677 AUD
$1,175 USD
View
A
Retailer 5
-
$1,737 AUD
$1,217 USD
View
A
Retailer 6
-
$1,970 AUD
£1,087 GBP
View
A
Retailer 7
-
$2,561 AUD
$1,795 USD
View
B+
Retailer 8
-
$3,974 AUD
$2,785 USD
View
B+
Retailer 9
-
$4,147 AUD
$2,906 USD
View
B+
Retailer 10
-
$4,230 AUD
$2,964 USD
View
Retailer 11
-
$4,402 AUD
$3,085 USD
View
Price last confirmed 28 days ago
Most Expensive
B
MOH London
LG816609357 · Oct 29
$4,844 AUD
£2,673 GBP
View
11 more retailers have this diamond
Prices start from $1,131 AUDSave up to $3,713 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
4.50ct Cushion
$1,131 AUD