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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 $5,721 NZD
$3,219 USD
As of November 3, 2026
Save $146 NZD (2%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $11,730 NZD 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
Colour
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

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 3
Current: $11,730 NZD|Low: $3,017 NZD|High: $12,139 NZD|Avg: $7,436 NZD|-3.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
November 3, 2026
Retailer 4$3,091 NZD
Retailer 3$5,721 NZD
Retailer 2$5,867 NZD
Brilliant Earth$11,730 NZD

26 data points across 4 retailers

3 retailers$5,721 NZD to $5,867 NZD

B+
Cheapest Retailer
-
$5,721 NZD
$3,219 USD
B+
Retailer 2
-
$5,867 NZD
$3,301 USD
View
Most Expensive
Brilliant Earth
21352577A · Oct 21
$11,730 NZD
$6,600 USD
View
Price last confirmed 12 days ago
2 more retailers have this diamond
Prices start from $5,721 NZDSave up to $146 NZD

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
$5,721 NZD