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Radiant|Lab Grown|IGI

6.56ct G VVS2 Radiant Lab Grown Diamond

EX • G/VVS2 • IGI LG618476465

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

Certificate IGI LG618476465

Diamond specifications and retailer prices

From £675 GBP
$904 USD
As of October 30, 2026
Save £5,318 GBP (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £5,993 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 6.56ct lab-grown radiant diamond

This 6.56ct 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 LG618476465 or 618476465. Listed at 11 retailers as of October 30, 2026, with prices from £675 to £5,993, a £5,318 spread on the same certified stone. Do Amore Diamonds lists it at £5,993. 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

6.56
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618476465
Dimensions13.42 × 9.26 × 6.11 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
13.42 mm9.26 mm6.56 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618476465
Side View
Table 66.0%Crown 39°Girdle: MED-STKPavilion 35.1°Culet: NoneDepth 66.0%

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: £5,993 GBP|Low: £561 GBP|High: £6,710 GBP|Avg: £2,283 GBP|-9.9%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 1, 2026
Retailer 13£675 GBP
Retailer 10£734 GBP
Retailer 3£846 GBP
Retailer 15£1,257 GBP
Retailer 9£1,258 GBP
Retailer 6£1,293 GBP
Retailer 7£1,482 GBP
Retailer 8£1,601 GBP
Retailer 14£1,620 GBP
Retailer 11£1,742 GBP
Retailer 4£2,089 GBP
Retailer 2£2,931 GBP
Retailer 5£3,588 GBP
Retailer 12£4,109 GBP
Do Amore Diamonds£5,993 GBP

27 data points across 15 retailers

11 retailers£675 GBP to £5,993 GBP

A
Cheapest Retailer
-
£675 GBP
$904 USD
A
Retailer 2
-
£734 GBP
$984 USD
View
A
Retailer 3
-
£846 GBP
$1,134 USD
View
Final sale: no returns
B+
Retailer 4
-
£1,257 GBP
$1,684 USD
View
A
Retailer 5
-
£1,258 GBP
$1,685 USD
View
A
Retailer 6
-
£1,601 GBP
A$3,301 AUD
View
A
Retailer 7
-
£1,620 GBP
$2,171 USD
View
A
Retailer 8
-
£1,742 GBP
$2,334 USD
View
B+
Retailer 9
-
£2,931 GBP
View
B
Retailer 10
-
£4,109 GBP
$5,505 USD
View
Most Expensive
B
Do Amore Diamonds
27-157B82F8E · Oct 31
£5,993 GBP
$8,030 USD
View
10 more retailers have this diamond
Prices start from £675 GBPSave up to £5,318 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
6.56ct Radiant
£675 GBP