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Oval|Lab Grown|IGI

6.60ct G VS1 Oval Lab Grown Diamond

EX • G/VS1 • IGI LG818694077

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG818694077

Diamond specifications and retailer prices

From $794 USD
As of November 1, 2026
Save $4,836 USD (86%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $5,630 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 6.6ct lab-grown oval diamond

This 6.6ct lab-grown oval 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 LG818694077 or 818694077. Listed at 19 retailers as of November 1, 2026, with prices from $794 to $5,630, a $4,836 spread on the same certified stone. Brilliant Earth lists it at $5,630. 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

6.60
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818694077
Dimensions16.19 × 10.17 × 6.18 mm
L/W Ratio1.59
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.19 mm10.17 mm6.60 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818694077
Side View
Table 62.0%Crown 37.6°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 60.8%

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 1
Current: $5,630 USD|Low: $762 USD|High: $5,630 USD|Avg: $2,035 USD
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
November 2, 2026
Retailer 13$794 USD
Retailer 5$863 USD
Retailer 6$920 USD
Retailer 14$920 USD
Retailer 11$1,095 USD
Retailer 8$1,412 USD
Retailer 3$1,486 USD
Retailer 10$1,706 USD
Retailer 2$1,780 USD
Retailer 12$2,189 USD
Retailer 4$2,588 USD
Retailer 7$2,865 USD
Retailer 15$3,111 USD
Retailer 9$3,451 USD
Brilliant Earth$5,630 USD

41 data points across 15 retailers

19 retailers$794 USD to $5,630 USD

A
Cheapest Retailer
-
$794 USD
Retailer 2
-
$794 USD
View
Price last confirmed 42 days ago
A
Retailer 3
-
$863 USD
View
Retailer 4
-
$908 USD
View
Price last confirmed 42 days ago
A
Retailer 5
-
$920 USD
View
Retailer 6
-
$920 USD
View
Price last confirmed 16 days ago
A
Retailer 7
-
$1,095 USD
View
A
Retailer 8
-
$1,412 USD
£1,112 GBP
View
B+
Retailer 9
-
$1,486 USD
View
A
Retailer 10
-
$1,706 USD
A$2,624 AUD
View
A
Retailer 11
-
$1,780 USD
ZAR 28,760 ZAR
View
B+
Retailer 12
-
$2,189 USD
View
B+
Retailer 13
-
$2,588 USD
View
B+
Retailer 14
-
$2,615 USD
View
B+
Retailer 15
-
$2,865 USD
£2,256 GBP
View
B+
Retailer 16
-
$3,111 USD
View
B+
Retailer 17
-
$3,183 USD
View
B+
Retailer 18
-
$3,451 USD
£2,717 GBP
View
Most Expensive
B
Brilliant Earth
21393253A · Nov 2
$5,630 USD
View
18 more retailers have this diamond
Prices start from $794 USDSave up to $4,836 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
6.60ct Oval
$794 USD