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Round|Lab Grown|IGI

1.30ct I SI2 Round Lab Grown Diamond

EX • I/SI2 • IGI LG462132957

Shape and cutting style on the report: Round brilliant

Certificate IGI LG462132957

Diamond specifications and retailer prices

From $656 USD
As of October 29, 2026
Save $2,567 USD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,223 USD at MOH London · As of October 29, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG462132957 or 462132957. Listed at 10 retailers as of October 29, 2026, with prices from $656 to $3,223, a $2,567 spread on the same certified stone. MOH London lists it at $3,223. 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
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG462132957
Dimensions6.97 × 7.03 × 4.30 mm
L/W Ratio1.01
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
6.97 mm7.03 mm1.30 ctI / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG462132957
Side View
Table 53.0%Crown 31.9°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 61.2%

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: Oct 29
Current: $3,223 USD|Low: $630 USD|High: $3,245 USD|Avg: $1,377 USD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 4$656 USD
Retailer 7$734 USD
Retailer 2$740 USD
Retailer 5$761 USD
Retailer 8$1,231 USD
Retailer 6$1,242 USD
Retailer 9$1,703 USD
Retailer 3$1,944 USD
MOH London$3,223 USD

18 data points across 9 retailers

10 retailers$656 USD to $3,223 USD

A
Cheapest Retailer
-
$656 USD
A
Retailer 2
-
$714 USD
View
A
Retailer 3
-
$734 USD
View
Final sale: no returns
A
Retailer 4
-
$740 USD
View
A
Retailer 5
-
$761 USD
View
Retailer 6
-
$761 USD
View
Price last confirmed 15 days ago
B+
Retailer 7
-
$1,242 USD
View
B
Retailer 8
-
$1,944 USD
View
B
Retailer 9
-
$2,140 USD
View
Most Expensive
B
MOH London
LG462132957 · Oct 29
$3,223 USD
£2,538 GBP
View
9 more retailers have this diamond
Prices start from $656 USDSave up to $2,567 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
$656 USD