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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 $545 USD
As of October 31, 2026
Save $2,420 USD (82%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,965 USD 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 $545 to $2,965, a $2,420 spread on the same certified stone. Rare Carat lists it at $2,965. 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
Color
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: $2,965 USD|Low: $396 USD|High: $3,010 USD|Avg: $1,413 USD|-1.5%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 3$545 USD
Retailer 4$932 USD
Retailer 2$1,050 USD
Retailer 5$2,005 USD
Rare Carat$2,965 USD

36 data points across 5 retailers

3 retailers$545 USD to $2,965 USD

A
Cheapest Retailer
-
$545 USD
Final sale: no returns
A
Retailer 2
-
$1,050 USD
£826 GBP
View
Most Expensive
B
Rare Carat
811691539 · Oct 28
$2,965 USD
View
2 more retailers have this diamond
Prices start from $545 USDSave up to $2,420 USD

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
$545 USD