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Cushion|Lab Grown|IGI

3.48ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG811691539

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG811691539

Diamond specifications and retailer prices

From $776 AUD
$545 USD
As of October 31, 2026
Save $3,445 AUD (82%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $4,221 AUD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.48ct lab-grown cushion diamond

This 3.48ct 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 LG811691539 or 811691539. Listed at 3 retailers as of October 28, 2026, with prices from $776 to $4,221, a $3,445 spread on the same certified stone. Rare Carat lists it at $4,221. 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

3.48
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811691539
Dimensions10.26 × 8.05 × 5.37 mm
L/W Ratio1.27
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.26 mm8.05 mm3.48 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811691539
Side View
Table 63.0%Crown 35.8°Girdle: THN-THKPavilion 35.9°Culet: NoneDepth 66.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $4,221 AUD|Low: $564 AUD|High: $4,285 AUD|Avg: $2,011 AUD|-1.5%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 3$776 AUD
Retailer 4$1,327 AUD
Retailer 2$1,494 AUD
Retailer 5$2,855 AUD
Rare Carat$4,221 AUD

36 data points across 5 retailers

3 retailers$776 AUD to $4,221 AUD

A
Cheapest Retailer
-
$776 AUD
$545 USD
Final sale: no returns
A
Retailer 2
-
$1,494 AUD
£826 GBP
View
Most Expensive
B
Rare Carat
811691539 · Oct 28
$4,221 AUD
$2,965 USD
View
2 more retailers have this diamond
Prices start from $776 AUDSave up to $3,445 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
3.48ct Cushion
$776 AUD