Radiant|Lab Grown|IGI

6.03ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG838650164

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

Certificate IGI LG838650164

Diamond specifications and retailer prices

From £1,040 GBP
$1,393 USD
As of October 30, 2026
Save £3,202 GBP (75%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £4,467 GBP at Rare Carat · As of October 19, 2026
View at Rare Carat

About this 6.03ct lab-grown radiant diamond

This 6.03ct 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 LG838650164 or 838650164. Listed at 23 retailers as of October 30, 2026, with a 308% 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

6.03
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.4°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838650164
Dimensions13.53 × 8.92 × 5.46 mm
L/W Ratio1.52
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.53 mm8.92 mm6.03 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838650164
Side View
Table 67.0%Crown 49.4°Girdle: ThickPavilion 36°Culet: NoneDepth 61.2%

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: £4,467 GBP|Low: £998 GBP|High: £4,512 GBP|Avg: £2,337 GBP|-1.0%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
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Retailer 8
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Retailer 10
Retailer 11
Retailer 12
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Retailer 17
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Retailer 21
Retailer 22
Retailer 23
October 31, 2026
Retailer 6£1,040 GBP
Retailer 22£1,131 GBP
Retailer 7£1,164 GBP
Retailer 9£1,206 GBP
Retailer 16£1,206 GBP
Retailer 13£1,274 GBP
Retailer 4£1,336 GBP
Retailer 14£1,460 GBP
Retailer 2£1,688 GBP
Retailer 19£1,724 GBP
Retailer 20£2,012 GBP
Retailer 23£2,189 GBP
Retailer 21£2,233 GBP
Retailer 8£2,261 GBP
Retailer 17£2,334 GBP
Retailer 10£2,561 GBP
Retailer 12£2,912 GBP
Retailer 5£3,251 GBP
Retailer 18£3,463 GBP
Retailer 3£3,559 GBP
Retailer 15£3,863 GBP
Retailer 11£4,242 GBP
Rare Carat£4,467 GBP

34 data points across 23 retailers

23 retailers£1,040 GBP to £4,242 GBP

A
Cheapest Retailer
-
£1,040 GBP
$1,393 USD
A
Retailer 2
-
£1,131 GBP
$1,516 USD
View
A
Retailer 3
-
£1,164 GBP
$1,560 USD
View
Final sale: no returns
A
Retailer 4
-
£1,206 GBP
$1,616 USD
View
Retailer 5
-
£1,206 GBP
$1,616 USD
View
Price last confirmed 18 days ago
A
Retailer 6
-
£1,274 GBP
View
A
Retailer 7
-
£1,336 GBP
$1,790 USD
View
A
Retailer 8
-
£1,460 GBP
$1,956 USD
View
A
Retailer 9
-
£1,688 GBP
View
A
Retailer 10
-
£1,724 GBP
$2,310 USD
View
Retailer 11
-
£2,012 GBP
€2,567 EUR
View
Price last confirmed 7 days ago
B+
Retailer 12
-
£2,189 GBP
$2,933 USD
View
Retailer 13
-
£2,233 GBP
A$4,603 AUD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
£2,261 GBP
$3,029 USD
View
B+
Retailer 15
-
£2,334 GBP
ZAR 50,519 ZAR
View
B+
Retailer 16
-
£2,561 GBP
$3,432 USD
View
B+
Retailer 17
-
£2,912 GBP
View
B
Retailer 18
-
£3,251 GBP
$4,356 USD
View
B
Retailer 19
-
£3,463 GBP
View
B
Retailer 20
-
£3,559 GBP
$4,768 USD
View
Retailer 21
-
£3,863 GBP
A$7,964 AUD
View
Price last confirmed 26 days ago
B
Retailer 22
-
£4,242 GBP
$5,683 USD
View
Most Expensive
Rare Carat
BE-54_l_838650164 · Oct 19
£4,467 GBP
$5,985 USD
View
Price last confirmed 12 days ago
22 more retailers have this diamond
Prices start from £1,040 GBPSave up to £3,202 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
6.03ct Radiant
£1,040 GBP