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1.01ct E I1 Round Lab Grown Diamond

ID • E/I1 • IGI LG12450811

Shape and cutting style on the report: Round brilliant

Certificate IGI LG12450811

Diamond specifications and retailer prices

From $546 NZD
$308 USD
As of October 30, 2026
Save $1,887 NZD (78%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,434 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.01ct lab-grown round diamond

This 1.01ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI LG12450811 or 12450811. Listed at 3 retailers as of October 29, 2026, with prices from $546 to $2,434, a $1,887 spread on the same certified stone. MOH London lists it at $2,434. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
E
Colour
I1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12450811
Dimensions6.44 × 6.50 × 3.95 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Cert comments
As Grown - No indications of post-growth treatment. This Laboratory Grown Diamond was created by High Pressure High Tempertature (HPHT) growth process.
Top View
6.44 mm6.50 mm1.01 ctE / I1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG12450811
Side View
Table 56.0%Crown 34.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $2,434 NZD|Low: $394 NZD|High: $2,449 NZD|Avg: $1,220 NZD|-0.6%
MOH London
Retailer 2
Retailer 3
October 29, 2026
Retailer 2$546 NZD
Retailer 3$727 NZD
MOH London$2,434 NZD

9 data points across 3 retailers

3 retailers$546 NZD to $2,434 NZD

A
Cheapest Retailer
-
$546 NZD
$308 USD
B+
Retailer 2
-
$727 NZD
$410 USD
View
Most Expensive
B
MOH London
LG12450811 · Oct 29
$2,434 NZD
£1,080 GBP
View
2 more retailers have this diamond
Prices start from $546 NZDSave up to $1,887 NZD

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
1.01ct Round
$546 NZD