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Radiant|Lab Grown|IGI

6.82ct G VS1 Radiant Lab Grown Diamond

EX • G/VS1 • IGI LG839690976

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG839690976

Diamond specifications and retailer prices

From £675 GBP
$904 USD
As of October 31, 2026
Save £240 GBP (26%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £4,403 GBP at Brilliant Earth · As of October 12, 2026
View at Brilliant Earth

About this 6.82ct lab-grown radiant diamond

This 6.82ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG839690976 or 839690976. Listed at 3 retailers as of October 30, 2026, with a 36% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

6.82
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.8°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839690976
Dimensions13.34 × 9.26 × 6.28 mm
L/W Ratio1.44
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.34 mm9.26 mm6.82 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839690976
Side View
Table 67.0%Crown 42.8°Girdle: Slightly ThickPavilion 34.7°Culet: NoneDepth 67.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £4,403 GBP|Low: £675 GBP|High: £4,403 GBP|Avg: £2,125 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
October 27, 2026
Retailer 2£675 GBP
Retailer 3£915 GBP
Retailer 4£1,072 GBP
Brilliant Earth£4,403 GBP

11 data points across 4 retailers

3 retailers£675 GBP to £915 GBP

A
Cheapest Retailer
-
£675 GBP
$904 USD
Final sale: no returns
B+
Retailer 2
-
£915 GBP
$1,226 USD
View
Most Expensive
Brilliant Earth
21601150A · Oct 12
£4,403 GBP
$5,900 USD
View
Price last confirmed 19 days ago
2 more retailers have this diamond
Prices start from £675 GBPSave up to £240 GBP

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
6.82ct Radiant
£675 GBP