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Oval|Lab Grown|IGI

6.51ct G VS1 Oval Lab Grown Diamond

EX • G/VS1 • IGI LG851649971

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG851649971

Diamond specifications and retailer prices

From $1,431 USD
As of October 30, 2026
Save $3,152 USD (69%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $4,583 USD at With Clarity · As of October 31, 2026
View at With Clarity

About this 6.51ct lab-grown oval diamond

This 6.51ct 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 LG851649971 or 851649971. Listed at 3 retailers as of October 30, 2026, with prices from $1,431 to $4,583, a $3,152 spread on the same certified stone. With Clarity lists it at $4,583. 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

6.51
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851649971
Dimensions14.66 × 10.69 × 6.53 mm
L/W Ratio1.37
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.66 mm10.69 mm6.51 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851649971
Side View
Table 62.0%Crown 34.3°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $1,431 USD|Low: $1,431 USD|High: $4,583 USD|Avg: $3,376 USD
Retailer 1
Retailer 2
With Clarity
October 31, 2026
Retailer 1$1,431 USD
Retailer 2$4,270 USD
With Clarity$4,583 USD

3 data points across 3 retailers

3 retailers$1,431 USD to $4,583 USD

A
Cheapest Retailer
-
$1,431 USD
B
Retailer 2
-
$4,270 USD
View
Most Expensive
B
With Clarity
851649971 · Oct 31
$4,583 USD
View
2 more retailers have this diamond
Prices start from $1,431 USDSave up to $3,152 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
6.51ct Oval
$1,431 USD