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0.81ct K VS1 Round Lab Grown Diamond

VG • K/VS1 • IGI LGF6F18996

Certificate IGI LGF6F18996

Diamond specifications and retailer prices

From $871 USD
As of November 6, 2026
Save $620 USD (42%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,491 USD at 18carati · As of November 4, 2026
View at 18carati

About this 0.81ct lab-grown round diamond

This 0.81ct lab-grown round sits in the just-under-one-carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LGF6F18996 or F6F18996. Listed at 2 retailers as of November 4, 2026, with prices from $871 to $1,491, a $620 spread on the same certified stone. 18carati lists it at $1,491. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.81
Carat
K
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LGF6F18996
Dimensions5.84 × 5.85 × 3.75 mm
L/W Ratio1.00
Top View
5.84 mm5.85 mm0.81 ctK / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LGF6F18996
Side View
Table 54.5%CrownGirdlePavilionCulet: NoneDepth 64.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,491 USD|Low: $834 USD|High: $1,491 USD|Avg: $1,171 USD|+3.6%
18carati
Retailer 2
November 6, 2026
Retailer 2$871 USD
18carati$1,491 USD

35 data points across 2 retailers

2 retailers$871 USD to $1,491 USD

B+
Cheapest Retailer
-
$871 USD
Most Expensive
C
18carati
NK-8996KVS1-0081 · Nov 4
$1,491 USD
€1,420 EUR
View
1 more retailer has this diamond
Prices start from $871 USDSave up to $620 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.

B+
0.81ct Round
$871 USD