Round|Lab Grown|IGI

3.10ct K VS1 Round Lab Grown Diamond

ID • K/VS1 • IGI LG577379371

Shape and cutting style on the report: Round brilliant

Certificate IGI LG577379371

Diamond specifications and retailer prices

From $1,721 USD
As of November 5, 2026
Save $2,409 USD (58%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $6,293 USD at MOH London · As of November 1, 2026
View at MOH London

About this 3.1ct lab-grown round diamond

This 3.1ct lab-grown round sits in the three to five carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG577379371 or 577379371. Listed at 7 retailers as of November 5, 2026, with a 140% 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

3.10
Carat
K
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG577379371
Dimensions9.31 × 9.35 × 5.77 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.31 mm9.35 mm3.10 ctK / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG577379371
Side View
Table 56.0%Crown 34.2°GirdlePavilion 40.9°Culet: NoneDepth 61.8%

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 5
Current: $6,293 USD|Low: $1,721 USD|High: $6,377 USD|Avg: $3,545 USD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 5$1,721 USD
Retailer 7$1,813 USD
Retailer 3$2,165 USD
Retailer 2$2,818 USD
Retailer 6$3,135 USD
Retailer 4$3,442 USD
Retailer 8$5,523 USD
MOH London$6,293 USD

34 data points across 8 retailers

7 retailers$1,721 USD to $4,130 USD

B+
Cheapest Retailer
-
$1,721 USD
B
Retailer 2
-
$2,165 USD
View
B
Retailer 3
-
$2,818 USD
View
B
Retailer 4
-
$3,135 USD
View
B
Retailer 5
-
$3,442 USD
View
B
Retailer 6
-
$4,130 USD
View
Most Expensive
MOH London
LG577379371 · Nov 1
$6,293 USD
£4,955 GBP
View
Price under review
6 more retailers have this diamond
Prices start from $1,721 USDSave up to $2,409 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+
3.10ct Round
$1,721 USD