Radiant|Lab Grown|IGI

6.73ct G VVS2 Radiant Lab Grown Diamond

ID • G/VVS2 • IGI LG836618190

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

Certificate IGI LG836618190

Diamond specifications and retailer prices

From £665 GBP
$891 USD
As of October 30, 2026
Save £6,138 GBP (90%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £6,803 GBP at Helzberg Diamonds · As of October 31, 2026
View at Helzberg Diamonds

About this 6.73ct lab-grown radiant diamond

This 6.73ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG836618190 or 836618190. Listed at 24 retailers as of October 30, 2026, with prices from £665 to £6,803, a £6,138 spread on the same certified stone. Helzberg Diamonds lists it at £6,803. 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

6.73
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.4°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836618190
Dimensions13.12 × 9.26 × 6.44 mm
L/W Ratio1.42
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.12 mm9.26 mm6.73 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836618190
Side View
Table 67.0%Crown 43.4°Girdle: Slightly ThickPavilion 36.6°Culet: NoneDepth 69.5%

Caratlytics Score

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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 30
Current: £6,803 GBP|Low: £665 GBP|High: £6,803 GBP|Avg: £2,090 GBP
Helzberg Diamonds
Retailer 2
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Retailer 24
October 31, 2026
Retailer 24£665 GBP
Retailer 16£757 GBP
Retailer 6£772 GBP
Retailer 9£779 GBP
Retailer 12£807 GBP
Retailer 3£815 GBP
Retailer 13£903 GBP
Retailer 21£1,086 GBP
Retailer 2£1,178 GBP
Retailer 23£1,238 GBP
Retailer 11£1,252 GBP
Retailer 18£1,430 GBP
Retailer 8£1,561 GBP
Retailer 20£1,611 GBP
Retailer 15£2,229 GBP
Retailer 14£2,269 GBP
Retailer 22£2,289 GBP
Retailer 19£2,366 GBP
Retailer 4£2,591 GBP
Retailer 5£2,680 GBP
Retailer 7£2,752 GBP
Retailer 10£4,329 GBP
Retailer 17£4,866 GBP
Helzberg Diamonds£6,803 GBP

19 data points across 24 retailers

24 retailers£665 GBP to £6,803 GBP

A
Cheapest Retailer
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£665 GBP
$891 USD
A
Retailer 2
-
£757 GBP
$1,014 USD
View
A
Retailer 3
-
£772 GBP
$1,034 USD
View
A
Retailer 4
-
£779 GBP
$1,044 USD
View
Final sale: no returns
Retailer 5
-
£807 GBP
$1,081 USD
View
Price last confirmed 14 days ago
A
Retailer 6
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£815 GBP
View
A
Retailer 7
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£903 GBP
$1,210 USD
View
A
Retailer 8
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£1,086 GBP
$1,455 USD
View
A
Retailer 9
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£1,178 GBP
View
B+
Retailer 10
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£1,238 GBP
$1,659 USD
View
Retailer 11
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£1,252 GBP
€1,598 EUR
View
Price last confirmed 7 days ago
A
Retailer 12
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£1,430 GBP
A$2,948 AUD
View
A
Retailer 13
-
£1,561 GBP
ZAR 33,797 ZAR
View
A
Retailer 14
-
£1,611 GBP
$2,158 USD
View
B+
Retailer 15
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£2,229 GBP
View
B+
Retailer 16
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£2,269 GBP
$3,040 USD
View
B+
Retailer 17
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£2,289 GBP
$3,067 USD
View
B+
Retailer 18
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£2,366 GBP
$3,170 USD
View
B+
Retailer 19
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£2,591 GBP
SGD 4,692 SGD
View
B+
Retailer 20
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£2,680 GBP
$3,591 USD
View
B+
Retailer 21
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£2,752 GBP
View
Retailer 22
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£4,329 GBP
$5,800 USD
View
Price last confirmed 12 days ago
B
Retailer 23
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£4,866 GBP
$6,520 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOJMMHOHPG · Oct 31
£6,803 GBP
$9,115 USD
View
23 more retailers have this diamond
Prices start from £665 GBPSave up to £6,138 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
6.73ct Radiant
£665 GBP