Oval|Lab Grown|IGI

6.71ct G VS1 Oval Lab Grown Diamond

ID • G/VS1 • IGI LG830643361

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG830643361

Diamond specifications and retailer prices

From $869 USD
As of October 27, 2026
Save $3,898 USD (82%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $5,760 USD at Brilliant Earth · As of October 10, 2026
View at Brilliant Earth

About this 6.71ct lab-grown oval diamond

This 6.71ct 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 LG830643361 or 830643361. Listed at 24 retailers as of October 27, 2026, with a 449% 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

6.71
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830643361
Dimensions15.40 × 10.42 × 6.46 mm
L/W Ratio1.48
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.40 mm10.42 mm6.71 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830643361
Side View
Table 59.0%Crown 37.6°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 62.0%

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 27
Current: $1,152 USD|Low: $838 USD|High: $4,825 USD|Avg: $2,216 USD|-1.1%
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Retailer 24
October 31, 2026
Retailer 11$869 USD
Retailer 3$945 USD
Retailer 6$972 USD
Retailer 9$1,008 USD
Retailer 20$1,082 USD
Retailer 1$1,152 USD
Retailer 22$1,185 USD
Retailer 8$1,445 USD
Retailer 12$1,512 USD
Retailer 21$1,540 USD
Retailer 17$1,619 USD
Retailer 2$1,866 USD
Retailer 24$1,931 USD
Retailer 7$2,109 USD
Retailer 4$2,719 USD
Retailer 16$2,789 USD
Retailer 15$2,833 USD
Retailer 5$3,152 USD
Retailer 10$3,172 USD
Retailer 19$3,344 USD
Retailer 14$3,496 USD
Retailer 23$3,782 USD
Retailer 13$4,405 USD
Retailer 18$4,767 USD

23 data points across 24 retailers

24 retailers$869 USD to $4,767 USD

A
Cheapest Retailer
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$869 USD
A
Retailer 2
-
$945 USD
View
A
Retailer 3
-
$1,008 USD
View
A
Retailer 4
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$1,082 USD
£852 GBP
View
A
Retailer 5
-
$1,152 USD
HK$9,000 HKD
View
A
Retailer 6
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$1,185 USD
View
A
Retailer 7
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$1,445 USD
View
Retailer 8
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$1,512 USD
€1,440 EUR
View
A
Retailer 9
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$1,540 USD
£1,213 GBP
View
B+
Retailer 10
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$1,619 USD
View
Retailer 11
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$1,866 USD
A$2,870 AUD
View
Price last confirmed 10 days ago
A
Retailer 12
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$1,931 USD
ZAR 31,203 ZAR
View
Price last confirmed 7 days ago
B+
Retailer 13
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$2,109 USD
View
B+
Retailer 14
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$2,719 USD
View
B+
Retailer 15
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$2,789 USD
£2,196 GBP
View
B+
Retailer 16
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$2,833 USD
View
B+
Retailer 17
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$3,152 USD
View
B+
Retailer 18
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$3,172 USD
View
B+
Retailer 19
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$3,344 USD
SGD 4,519 SGD
View
B+
Retailer 20
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$3,496 USD
View
B
Retailer 21
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$3,782 USD
£2,978 GBP
View
B
Retailer 22
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$4,405 USD
View
B
Retailer 23
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$4,767 USD
View
Most Expensive
Brilliant Earth
21498399A · Oct 10
$5,760 USD
View
Price last confirmed 21 days ago
23 more retailers have this diamond
Prices start from $869 USDSave up to $3,898 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
6.71ct Oval
$869 USD