Round|Lab Grown|IGI

1.31ct J SI1 Round Lab Grown Diamond

ID • J/SI1 • IGI LG500151220

Certificate IGI LG500151220

Diamond specifications and retailer prices

From $760 USD
Save $1,081 USD (59%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,841 USD at Friendly Diamonds
View at Friendly Diamonds

About this 1.31ct lab-grown round diamond

This 1.31ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG500151220 or 500151220. Listed at 6 retailers, with prices from $760 to $1,841 at Friendly Diamonds, a $1,081 spread on the same certified stone. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.31
Carat
J
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500151220
Dimensions6.94 × 6.97 × 4.34 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
6.94 mm6.97 mm1.31 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500151220
Side View
Table 56.5%Crown 36°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.4%

Caratlytics Score

How it works
A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: 2 hours ago
Current: $1,841 USD|Low: $760 USD|High: $1,841 USD|Avg: $1,172 USD
Friendly Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7

9 data points across 7 retailers

6 retailers$760 USD - $1,841 USD

A
Cheapest Retailer
-
$760 USD
View
A
Retailer 2
-
$770 USD
View
A
Retailer 3
-
$900 USD
View
B+
Retailer 4
-
$950 USD
View
B+
Retailer 5
-
$1,154 USD
View
Most Expensive
B
Friendly Diamonds
1588892 · Sep 16
$1,841 USD
View
5 more retailers have this diamond
Prices start from $760 USDSave up to $1,081 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.

A
1.31ct Round
$760 USD

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1.31ct J SI1 Round Lab-Grown Diamond, IGI LG500151220