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Round|Lab Grown|IGI

6.85ct G VS1 Round Lab Grown Diamond

EX • G/VS1 • IGI LG825620345

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825620345

Diamond specifications and retailer prices

From $1,060 USD
As of October 29, 2026
Save $1,953 USD (65%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,013 USD at Brilliance · As of October 29, 2026
View at Brilliance

About this 6.85ct lab-grown round diamond

This 6.85ct lab-grown round 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 LG825620345 or 825620345. Listed at 3 retailers as of October 29, 2026, with prices from $1,060 to $3,013, a $1,953 spread on the same certified stone. Brilliance lists it at $3,013. 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

6.85
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825620345
Dimensions12.10 × 12.19 × 7.44 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.10 mm12.19 mm6.85 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825620345
Side View
Table 59.0%Crown 33.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.2%

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: Oct 29
Current: $3,013 USD|Low: $1,060 USD|High: $3,244 USD|Avg: $1,897 USD|-7.1%
Brilliance
Retailer 2
Retailer 3
Retailer 4
October 28, 2026
Retailer 2$1,060 USD
Retailer 3$1,437 USD
Retailer 4$1,700 USD
Brilliance$3,013 USD

12 data points across 4 retailers

3 retailers$1,060 USD to $3,013 USD

A
Cheapest Retailer
-
$1,060 USD
Final sale: no returns
B+
Retailer 2
-
$1,437 USD
View
Most Expensive
B+
Brilliance
D45940034 · Oct 29
$3,013 USD
View
2 more retailers have this diamond
Prices start from $1,060 USDSave up to $1,953 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
6.85ct Round
$1,060 USD