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Radiant|Lab Grown|IGI

6.18ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG574364390

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

Certificate IGI LG574364390

Diamond specifications and retailer prices

From €971 EUR
$1,085 USD
As of November 2, 2026
Save €4,095 EUR (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €5,066 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 6.18ct lab-grown radiant diamond

This 6.18ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG574364390 or 574364390. Listed at 16 retailers as of October 31, 2026, with prices from €971 to €5,066, a €4,095 spread on the same certified stone. Brilliant Earth lists it at €5,066. 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

6.18
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG574364390
Dimensions13.11 × 8.92 × 6.08 mm
L/W Ratio1.47
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
13.11 mm8.92 mm6.18 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG574364390
Side View
Table 64.5%Crown 44°Girdle: MediumPavilion 35.2°Culet: NoneDepth 68.2%

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: Nov 2
Current: €5,066 EUR|Low: €776 EUR|High: €5,227 EUR|Avg: €1,966 EUR|-2.9%
Brilliant Earth
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
Retailer 16
November 2, 2026
Retailer 6€784 EUR
Retailer 8€804 EUR
Retailer 13€971 EUR
Retailer 2€1,248 EUR
Retailer 16€1,258 EUR
Retailer 5€1,314 EUR
Retailer 10€1,337 EUR
Retailer 11€1,507 EUR
Retailer 12€1,574 EUR
Retailer 14€1,935 EUR
Retailer 15€2,081 EUR
Retailer 3€2,750 EUR
Retailer 4€2,812 EUR
Retailer 7€2,917 EUR
Retailer 9€3,050 EUR
Brilliant Earth€5,066 EUR

40 data points across 16 retailers

16 retailers€971 EUR to €5,066 EUR

Retailer 1
-
€754 EUR
$842 USD
Price last confirmed 35 days ago
Retailer 2
-
€793 EUR
$886 USD
View
Price last confirmed 36 days ago
A
Retailer 3
-
€971 EUR
$1,085 USD
View
A
Retailer 4
-
€1,248 EUR
£1,097 GBP
View
A
Retailer 5
-
€1,258 EUR
$1,406 USD
View
B+
Retailer 6
-
€1,314 EUR
$1,468 USD
View
A
Retailer 7
-
€1,337 EUR
View
A
Retailer 8
-
€1,507 EUR
A$2,591 AUD
View
A
Retailer 9
-
€1,574 EUR
ZAR 28,411 ZAR
View
B+
Retailer 10
-
€1,935 EUR
$2,162 USD
View
B+
Retailer 11
-
€2,081 EUR
$2,325 USD
View
B+
Retailer 12
-
€2,750 EUR
$3,072 USD
View
B+
Retailer 13
-
€2,812 EUR
$3,141 USD
View
Retailer 14
-
€2,917 EUR
$3,258 USD
View
Price last confirmed 22 days ago
B+
Retailer 15
-
€3,050 EUR
£2,683 GBP
View
Most Expensive
B
Brilliant Earth
7623653A · Oct 31
€5,066 EUR
$5,660 USD
View
15 more retailers have this diamond
Prices start from €971 EURSave up to €4,095 EUR

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
6.18ct Radiant
€971 EUR