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1.06ct G I1 Round Lab Grown Diamond

VG • G/I1 • IGI LG12452807

Shape and cutting style on the report: Round brilliant

Certificate IGI LG12452807

Diamond specifications and retailer prices

From $552 NZD
$311 USD
As of November 1, 2026
Save $1,875 NZD (77%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,427 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.06ct lab-grown round diamond

This 1.06ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and I1 clarity (included), with a very-good cut grade and certified by IGI LG12452807 or 12452807. Listed at 3 retailers as of November 1, 2026, with prices from $552 to $2,427, a $1,875 spread on the same certified stone. MOH London lists it at $2,427. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.06
Carat
G
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12452807
Dimensions6.45 × 6.48 × 4.03 mm
L/W Ratio1.00
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
6.45 mm6.48 mm1.06 ctG / I1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG12452807
Side View
Table 56.0%Crown 35°Girdle: STK-THKPavilion 40.5°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $2,427 NZD|Low: $394 NZD|High: $2,456 NZD|Avg: $1,233 NZD|-1.0%
MOH London
Retailer 2
Retailer 3
November 1, 2026
Retailer 2$552 NZD
Retailer 3$731 NZD
MOH London$2,427 NZD

12 data points across 3 retailers

3 retailers$552 NZD to $2,427 NZD

B
Cheapest Retailer
-
$552 NZD
$311 USD
B+
Retailer 2
-
$731 NZD
$412 USD
View
Most Expensive
B
MOH London
LG12452807 · Nov 1
$2,427 NZD
£1,077 GBP
View
2 more retailers have this diamond
Prices start from $552 NZDSave up to $1,875 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.

B+
1.06ct Round
$552 NZD