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Round|Lab Grown|IGI

1.30ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG797676963

Shape and cutting style on the report: Round brilliant

Certificate IGI LG797676963

Diamond specifications and retailer prices

From $359 USD
As of November 4, 2026
Save $600 USD (63%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $959 USD at MOH London · As of November 2, 2026
View at MOH London

About this 1.3ct lab-grown round diamond

This 1.3ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG797676963 or 797676963. Listed at 7 retailers as of November 2, 2026, with prices from $359 to $959, a $600 spread on the same certified stone. MOH London lists it at $959. 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

1.30
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797676963
Dimensions6.94 × 6.91 × 4.38 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.94 mm6.91 mm1.30 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797676963
Side View
Table 57.0%Crown 34.6°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 63.3%

Caratlytics Score

How it works →
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: Nov 4
Current: $959 USD|Low: $340 USD|High: $970 USD|Avg: $541 USD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 4, 2026
Retailer 3$359 USD
Retailer 4$368 USD
Retailer 6$418 USD
Retailer 5$458 USD
Retailer 2$525 USD
Retailer 7$714 USD
MOH London$959 USD

35 data points across 7 retailers

7 retailers$359 USD to $959 USD

A
Cheapest Retailer
-
$359 USD
B+
Retailer 2
-
$368 USD
View
A
Retailer 3
-
$418 USD
View
B+
Retailer 4
-
$458 USD
View
B+
Retailer 5
-
$525 USD
View
B
Retailer 6
-
$714 USD
View
Most Expensive
B
MOH London
LG797676963 · Nov 2
$959 USD
£755 GBP
View
6 more retailers have this diamond
Prices start from $359 USDSave up to $600 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
1.30ct Round
$359 USD