Cushion|Lab Grown|IGI

6.74ct F VS1 Cushion Lab Grown Diamond

EX • F/VS1 • IGI LG849660507

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG849660507

Diamond specifications and retailer prices

From $1,723 USD
£1,357 GBP
As of November 2, 2026
Save $5,087 USD (75%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $6,810 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 6.74ct lab-grown cushion diamond

This 6.74ct 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 LG849660507 or 849660507. Listed at 2 retailers as of October 31, 2026, with prices from $1,723 to $6,810, a $5,087 spread on the same certified stone. Brilliant Earth lists it at $6,810. 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

6.74
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849660507
Dimensions12.78 × 9.89 × 6.75 mm
L/W Ratio1.29
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.78 mm9.89 mm6.74 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849660507
Side View
Table 63.0%Crown 35°Girdle: MED-STKPavilion 36.8°Culet: NoneDepth 68.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: $6,810 USD|Low: $1,723 USD|High: $6,810 USD|Avg: $4,266 USD
Brilliant Earth
Retailer 2
November 2, 2026
Retailer 2$1,723 USD
Brilliant Earth$6,810 USD

3 data points across 2 retailers

2 retailers$1,723 USD to $6,810 USD

A
Cheapest Retailer
-
$1,723 USD
£1,357 GBP
Most Expensive
B
Brilliant Earth
22379173A · Oct 31
$6,810 USD
View
1 more retailer has this diamond
Prices start from $1,723 USDSave up to $5,087 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
6.74ct Cushion
$1,723 USD