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1.30ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG749574714

Shape and cutting style on the report: Round brilliant

Certificate IGI LG749574714

Diamond specifications and retailer prices

From $354 USD
As of November 3, 2026
Save $614 USD (63%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $968 USD at MOH London · As of November 5, 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 LG749574714 or 749574714. Listed at 8 retailers as of November 3, 2026, with prices from $354 to $968, a $614 spread on the same certified stone. MOH London lists it at $968. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG749574714
Dimensions7.05 × 6.98 × 4.26 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.05 mm6.98 mm1.30 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG749574714
Side View
Table 58.0%Crown 33.8°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.7%

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 3
Current: $968 USD|Low: $340 USD|High: $975 USD|Avg: $534 USD|+0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 3$354 USD
Retailer 2$364 USD
Retailer 7$373 USD
Retailer 4$510 USD
Retailer 6$535 USD
Retailer 5$721 USD
MOH London$968 USD

42 data points across 7 retailers

8 retailers$354 USD to $968 USD

A
Cheapest Retailer
-
$354 USD
A
Retailer 2
-
$364 USD
View
B+
Retailer 3
-
$373 USD
View
A
Retailer 4
-
$418 USD
View
B+
Retailer 5
-
$510 USD
View
B+
Retailer 6
-
$535 USD
View
B
Retailer 7
-
$721 USD
View
Most Expensive
B
MOH London
LG749574714 · Nov 5
$968 USD
£762 GBP
View
7 more retailers have this diamond
Prices start from $354 USDSave up to $614 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
$354 USD