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Radiant|Lab Grown|IGI

6.05ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG831647009

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

Certificate IGI LG831647009

Diamond specifications and retailer prices

From £1,108 GBP
$1,485 USD
As of October 30, 2026
Save £4,579 GBP (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £5,687 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 6.05ct lab-grown radiant diamond

This 6.05ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831647009 or 831647009. Listed at 20 retailers as of October 29, 2026, with prices from £1,108 to £5,687, a £4,579 spread on the same certified stone. Brilliant Earth lists it at £5,687. 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

6.05
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.1°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831647009
Dimensions12.97 × 8.92 × 6.07 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.97 mm8.92 mm6.05 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831647009
Side View
Table 66.0%Crown 44.1°Girdle: MED-STKPavilion 34.7°Culet: NoneDepth 68.0%

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 30
Current: £5,687 GBP|Low: £1,064 GBP|High: £5,687 GBP|Avg: £2,504 GBP
Brilliant Earth
Retailer 2
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Retailer 20
October 30, 2026
Retailer 19£1,108 GBP
Retailer 7£1,206 GBP
Retailer 9£1,241 GBP
Retailer 3£1,286 GBP
Retailer 8£1,286 GBP
Retailer 17£1,414 GBP
Retailer 2£1,816 GBP
Retailer 5£2,026 GBP
Retailer 20£2,050 GBP
Retailer 15£2,096 GBP
Retailer 16£2,380 GBP
Retailer 6£2,411 GBP
Retailer 13£2,488 GBP
Retailer 12£2,600 GBP
Retailer 10£3,105 GBP
Retailer 4£3,466 GBP
Retailer 14£3,692 GBP
Retailer 11£4,523 GBP
Retailer 18£4,538 GBP
Brilliant Earth£5,687 GBP

41 data points across 20 retailers

20 retailers£1,108 GBP to £5,687 GBP

A
Cheapest Retailer
-
£1,108 GBP
$1,485 USD
A
Retailer 2
-
£1,206 GBP
$1,616 USD
View
A
Retailer 3
-
£1,241 GBP
$1,663 USD
View
Final sale: no returns
A
Retailer 4
-
£1,286 GBP
$1,723 USD
View
A
Retailer 5
-
£1,414 GBP
$1,895 USD
View
A
Retailer 6
-
£1,816 GBP
View
B+
Retailer 7
-
£2,026 GBP
$2,715 USD
View
B+
Retailer 8
-
£2,050 GBP
$2,747 USD
View
Retailer 9
-
£2,096 GBP
€2,675 EUR
View
Price last confirmed 7 days ago
Retailer 10
-
£2,380 GBP
A$4,907 AUD
View
Price last confirmed 9 days ago
B+
Retailer 11
-
£2,411 GBP
$3,230 USD
View
B+
Retailer 12
-
£2,488 GBP
ZAR 53,862 ZAR
View
B+
Retailer 13
-
£2,600 GBP
$3,484 USD
View
B
Retailer 14
-
£3,105 GBP
View
B
Retailer 15
-
£3,466 GBP
$4,644 USD
View
B
Retailer 16
-
£3,692 GBP
View
B
Retailer 17
-
£3,768 GBP
$5,049 USD
View
B
Retailer 18
-
£4,523 GBP
$6,060 USD
View
Retailer 19
-
£4,538 GBP
$6,080 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
21386217A · Oct 29
£5,687 GBP
$7,620 USD
View
19 more retailers have this diamond
Prices start from £1,108 GBPSave up to £4,579 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
6.05ct Radiant
£1,108 GBP