CaratHunter
Plans
Round|Lab Grown|IGI

1.30ct H VS1 Round Lab Grown Diamond

EX • H/VS1 • IGI LG519231059

Shape and cutting style on the report: Round brilliant

Certificate IGI LG519231059

Diamond specifications and retailer prices

From $393 USD
As of November 2, 2026
Save $640 USD (62%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,033 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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG519231059 or 519231059. Listed at 6 retailers as of November 2, 2026, with prices from $393 to $1,033, a $640 spread on the same certified stone. MOH London lists it at $1,033. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG519231059
Dimensions6.96 × 6.93 × 4.37 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
6.96 mm6.93 mm1.30 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG519231059
Side View
Table 57.5%Crown 35°Girdle: MediumPavilion 41.3°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $1,033 USD|Low: $393 USD|High: $1,034 USD|Avg: $630 USD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 4$393 USD
Retailer 3$455 USD
Retailer 5$472 USD
Retailer 8$480 USD
Retailer 2$565 USD
Retailer 7$737 USD
Retailer 6$765 USD
MOH London$1,033 USD

4 data points across 8 retailers

6 retailers$393 USD to $1,033 USD

A
Cheapest Retailer
-
$393 USD
A
Retailer 2
-
$455 USD
View
A
Retailer 3
-
$472 USD
View
A
Retailer 4
-
$565 USD
View
B+
Retailer 5
-
$765 USD
View
Most Expensive
B+
MOH London
LG519231059 · Nov 2
$1,033 USD
£813 GBP
View
5 more retailers have this diamond
Prices start from $393 USDSave up to $640 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
$393 USD