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Radiant|Lab Grown|IGI

6.09ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG806627128

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

Certificate IGI LG806627128

Diamond specifications and retailer prices

From £1,538 GBP
$2,061 USD
As of October 29, 2026
Save £4,701 GBP (75%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £6,905 GBP at Novita Diamonds · As of July 4, 2026
View at Novita Diamonds

About this 6.09ct lab-grown radiant diamond

This 6.09ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG806627128 or 806627128. Listed at 16 retailers as of October 29, 2026, with a 306% 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

6.09
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.4°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG806627128
Dimensions10.42 × 10.29 × 6.84 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.42 mm10.29 mm6.09 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG806627128
Side View
Table 64.0%Crown 44.4°Girdle: MediumPavilion 39.3°Culet: NoneDepth 66.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £3,083 GBP|Low: £1,098 GBP|High: £6,433 GBP|Avg: £3,662 GBP|+2.7%
Retailer 1
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
October 29, 2026
Retailer 3£1,538 GBP
Retailer 14£1,593 GBP
Retailer 9£1,720 GBP
Retailer 2£1,819 GBP
Retailer 10£2,278 GBP
Retailer 11£2,775 GBP
Retailer 1£3,083 GBP
Retailer 4£3,298 GBP
Retailer 13£4,294 GBP
Retailer 7£4,575 GBP
Retailer 8£4,575 GBP
Retailer 15£5,322 GBP
Retailer 6£5,583 GBP
Retailer 5£5,708 GBP
Retailer 12£6,239 GBP

34 data points across 15 retailers

16 retailers£1,538 GBP to £6,239 GBP

A
Cheapest Retailer
-
£1,538 GBP
$2,061 USD
Final sale: no returns
Retailer 2
-
£1,593 GBP
$2,135 USD
View
Price last confirmed 19 days ago
A
Retailer 3
-
£1,720 GBP
$2,305 USD
View
A
Retailer 4
-
£1,819 GBP
$2,437 USD
View
A
Retailer 5
-
£2,278 GBP
$3,052 USD
View
Retailer 6
-
£2,775 GBP
€3,541 EUR
View
Price last confirmed 7 days ago
B+
Retailer 7
-
£3,083 GBP
ZAR 66,745 ZAR
View
B+
Retailer 8
-
£3,298 GBP
View
B+
Retailer 9
-
£4,294 GBP
$5,753 USD
View
B
Retailer 10
-
£4,575 GBP
$6,130 USD
View
B+
Retailer 11
-
£4,575 GBP
View
B
Retailer 12
-
£5,322 GBP
SGD 9,636 SGD
View
B
Retailer 13
-
£5,583 GBP
$7,481 USD
View
B
Retailer 14
-
£5,824 GBP
$7,804 USD
View
B
Retailer 15
-
£6,239 GBP
$8,360 USD
View
Most Expensive
Novita Diamonds
cert_806627128 · Jul 4
£6,905 GBP
A$14,234 AUD
View
Price last confirmed 118 days ago
15 more retailers have this diamond
Prices start from £1,538 GBPSave up to £4,701 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
6.09ct Radiant
£1,538 GBP