Cushion|Lab Grown|IGI

3.18ct E VS2 Cushion Lab Grown Diamond

ID • E/VS2 • IGI LG843609571

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG843609571

Diamond specifications and retailer prices

From $670 USD
As of October 29, 2026
Save $1,683 USD (72%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,353 USD at With Clarity · As of October 30, 2026
View at With Clarity

About this 3.18ct lab-grown cushion diamond

This 3.18ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843609571 or 843609571. Listed at 8 retailers as of October 29, 2026, with prices from $670 to $2,353, a $1,683 spread on the same certified stone. With Clarity lists it at $2,353. 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

3.18
Carat
E
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843609571
Dimensions10.60 × 7.70 × 5.11 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
10.60 mm7.70 mm3.18 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843609571
Side View
Table 61.0%Crown 35.9°Girdle: THN-MEDPavilion 36.3°Culet: NoneDepth 66.4%

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: Oct 29
Current: $837 USD|Low: $632 USD|High: $2,353 USD|Avg: $1,367 USD|+0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
With Clarity
October 29, 2026
Retailer 4$632 USD
Retailer 2$670 USD
Retailer 1$837 USD
Retailer 5$908 USD
Retailer 6$1,825 USD
Retailer 3$1,934 USD
With Clarity$2,353 USD

10 data points across 7 retailers

8 retailers$670 USD to $2,353 USD

Retailer 1
-
$632 USD
£498 GBP
Price last confirmed 13 days ago
A
Retailer 2
-
$670 USD
View
A
Retailer 3
-
$837 USD
€797 EUR
View
A
Retailer 4
-
$908 USD
View
B+
Retailer 5
-
$1,590 USD
View
B+
Retailer 6
-
$1,825 USD
View
B+
Retailer 7
-
$1,934 USD
£1,523 GBP
View
Most Expensive
B+
With Clarity
843609571 · Oct 30
$2,353 USD
View
7 more retailers have this diamond
Prices start from $670 USDSave up to $1,683 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
3.18ct Cushion
$670 USD