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Cushion|Lab Grown|IGI

4.63ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG843686132

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG843686132

Diamond specifications and retailer prices

From $998 AUD
$701 USD
As of October 28, 2026
Save $712 AUD (42%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $5,908 AUD at Rare Carat · As of October 19, 2026
View at Rare Carat

About this 4.63ct lab-grown cushion diamond

This 4.63ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843686132 or 843686132. Listed at 3 retailers as of October 28, 2026, with a 71% 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

4.63
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843686132
Dimensions11.77 × 8.61 × 5.72 mm
L/W Ratio1.37
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.77 mm8.61 mm4.63 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843686132
Side View
Table 61.0%Crown 35.3°Girdle: MED-THKPavilion 35.3°Culet: NoneDepth 66.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $5,908 AUD|Low: $998 AUD|High: $5,965 AUD|Avg: $3,296 AUD|-1.0%
Rare Carat
Retailer 2
Retailer 3
October 28, 2026
Retailer 3$998 AUD
Retailer 2$1,710 AUD
Rare Carat$5,908 AUD

16 data points across 3 retailers

3 retailers$998 AUD to $1,710 AUD

A
Cheapest Retailer
-
$998 AUD
$701 USD
Final sale: no returns
A
Retailer 2
-
$1,710 AUD
£946 GBP
View
Most Expensive
Rare Carat
843686132 · Oct 19
$5,908 AUD
$4,150 USD
View
Price last confirmed 12 days ago
2 more retailers have this diamond
Prices start from $998 AUDSave up to $712 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
4.63ct Cushion
$998 AUD