Radiant|Lab Grown|IGI

6.81ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG589390839

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

Certificate IGI LG589390839

Diamond specifications and retailer prices

From $964 USD
As of October 31, 2026
Save $5,046 USD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $6,010 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 6.81ct lab-grown radiant diamond

This 6.81ct 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 LG589390839 or 589390839. Listed at 19 retailers as of October 31, 2026, with prices from $964 to $6,010, a $5,046 spread on the same certified stone. Brilliant Earth lists it at $6,010. 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

6.81
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG589390839
Dimensions13.09 × 9.34 × 6.40 mm
L/W Ratio1.40
Culet sizePointed
Top View
13.09 mm9.34 mm6.81 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG589390839
Side View
Table 66.0%Crown 45°Girdle: MediumPavilion 35.3°Culet: NoneDepth 68.5%

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 31
Current: $6,010 USD|Low: $952 USD|High: $6,220 USD|Avg: $2,417 USD|-2.3%
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
Retailer 17
November 1, 2026
Retailer 3$964 USD
Retailer 9$1,143 USD
Retailer 12$1,175 USD
Retailer 17$1,515 USD
Retailer 10$1,522 USD
Retailer 6$1,604 USD
Retailer 11$1,643 USD
Retailer 13$1,850 USD
Retailer 14$1,932 USD
Retailer 15$2,295 USD
Retailer 16$2,789 USD
Retailer 4$3,124 USD
Retailer 7$3,155 USD
Retailer 5$3,462 USD
Retailer 8$3,528 USD
Retailer 2$3,743 USD
Brilliant Earth$6,010 USD

38 data points across 17 retailers

19 retailers$964 USD to $6,010 USD

Retailer 1
-
$925 USD
Price last confirmed 35 days ago
A
Retailer 2
-
$964 USD
View
Final sale: no returns
Retailer 3
-
$973 USD
View
Price last confirmed 35 days ago
Retailer 4
-
$1,143 USD
View
Price last confirmed 21 days ago
A
Retailer 5
-
$1,175 USD
View
A
Retailer 6
-
$1,515 USD
View
A
Retailer 7
-
$1,522 USD
£1,199 GBP
View
B+
Retailer 8
-
$1,604 USD
View
A
Retailer 9
-
$1,643 USD
€1,565 EUR
View
A
Retailer 10
-
$1,850 USD
A$2,846 AUD
View
A
Retailer 11
-
$1,932 USD
ZAR 31,204 ZAR
View
A
Retailer 12
-
$2,295 USD
View
B+
Retailer 13
-
$2,789 USD
View
B+
Retailer 14
-
$3,124 USD
View
Retailer 15
-
$3,155 USD
£2,484 GBP
View
Price last confirmed 21 days ago
B+
Retailer 16
-
$3,462 USD
View
Retailer 17
-
$3,528 USD
View
Price last confirmed 21 days ago
B+
Retailer 18
-
$3,743 USD
£2,947 GBP
View
Most Expensive
B
Brilliant Earth
7715835A · Oct 31
$6,010 USD
View
18 more retailers have this diamond
Prices start from $964 USDSave up to $5,046 USD

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
6.81ct Radiant
$964 USD