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Round|Lab Grown|IGI

6.86ct I VS1 Round Lab Grown Diamond

EX • I/VS1 • IGI LG828687960

Shape and cutting style on the report: Round brilliant

Certificate IGI LG828687960

Diamond specifications and retailer prices

From $1,088 SGD
$851 USD
As of October 29, 2026
Save $4,665 SGD (81%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $5,753 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 6.86ct lab-grown round diamond

This 6.86ct lab-grown round sits in the over five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828687960 or 828687960. Listed at 3 retailers as of October 29, 2026, with prices from $1,088 to $5,753, a $4,665 spread on the same certified stone. Brilliant Earth lists it at $5,753. 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

6.86
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828687960
Dimensions12.34 × 12.41 × 7.32 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
12.34 mm12.41 mm6.86 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828687960
Side View
Table 61.0%Crown 33.7°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 59.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $5,753 SGD|Low: $1,088 SGD|High: $11,275 SGD|Avg: $4,813 SGD|-49.0%
Brilliant Earth
Retailer 2
Retailer 3
October 30, 2026
Retailer 3$1,088 SGD
Retailer 2$1,773 SGD
Brilliant Earth$5,753 SGD

35 data points across 3 retailers

3 retailers$1,088 SGD to $5,753 SGD

A
Cheapest Retailer
-
$1,088 SGD
$851 USD
Final sale: no returns
A
Retailer 2
-
$1,773 SGD
£1,092 GBP
View
Most Expensive
B
Brilliant Earth
21224610A · Oct 30
$5,753 SGD
$4,500 USD
View
2 more retailers have this diamond
Prices start from $1,088 SGDSave up to $4,665 SGD

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
6.86ct Round
$1,088 SGD