Cushion|Lab Grown|IGI

6.53ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG835634788

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG835634788

Diamond specifications and retailer prices

From $3,219 USD
As of November 3, 2026
Save $82 USD (2%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $6,600 USD at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 6.53ct lab-grown cushion diamond

This 6.53ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG835634788 or 835634788. Listed at 3 retailers as of November 3, 2026, with a relatively tight 3% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

6.53
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835634788
Dimensions12.74 × 9.72 × 6.63 mm
L/W Ratio1.31
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.74 mm9.72 mm6.53 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835634788
Side View
Table 63.0%Crown 34.7°Girdle: MED-THKPavilion 35.9°Culet: NoneDepth 68.2%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 3
Current: $6,600 USD|Low: $1,697 USD|High: $6,830 USD|Avg: $4,184 USD|-3.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
November 3, 2026
Retailer 4$1,739 USD
Retailer 3$3,219 USD
Retailer 2$3,301 USD
Brilliant Earth$6,600 USD

26 data points across 4 retailers

3 retailers$3,219 USD to $3,301 USD

B+
Cheapest Retailer
-
$3,219 USD
B+
Retailer 2
-
$3,301 USD
View
Most Expensive
Brilliant Earth
21352577A · Oct 21
$6,600 USD
View
Price last confirmed 12 days ago
2 more retailers have this diamond
Prices start from $3,219 USDSave up to $82 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.

B+
6.53ct Cushion
$3,219 USD