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0.66ct D SI2 Round Lab Grown Diamond

ID • D/SI2 • IGI LG514268286

Shape and cutting style on the report: Round brilliant

Certificate IGI LG514268286

Diamond specifications and retailer prices

From $361 NZD
As of November 6, 2026
Save $1,444 NZD (80%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,805 NZD at MOH London · As of November 2, 2026
View at MOH London

About this 0.66ct lab-grown round diamond

This 0.66ct lab-grown round sits in the half to three-quarter carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG514268286 or 514268286. Listed at 5 retailers as of November 2, 2026, with prices from $361 to $1,805, a $1,444 spread on the same certified stone. MOH London lists it at $1,805. 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

0.66
Carat
D
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG514268286
Dimensions5.61 × 5.58 × 3.40 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.61 mm5.58 mm0.66 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG514268286
Side View
Table 58.0%Crown 34.8°Girdle: MediumPavilion 40.2°Culet: NoneDepth 60.7%

Caratlytics Score

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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 6
Current: $1,805 NZD|Low: $361 NZD|High: $1,826 NZD|Avg: $784 NZD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 5$361 NZD
Retailer 2$442 NZD
Retailer 3$637 NZD
Retailer 4$763 NZD
MOH London$1,805 NZD

10 data points across 5 retailers

5 retailers$361 NZD to $1,805 NZD

A
Cheapest Retailer
-
$361 NZD
A
Retailer 2
-
$442 NZD
View
B+
Retailer 3
-
$637 NZD
View
B+
Retailer 4
-
$763 NZD
View
Most Expensive
B
MOH London
LG514268286 · Nov 2
$1,805 NZD
£788 GBP
View
4 more retailers have this diamond
Prices start from $361 NZDSave up to $1,444 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
0.66ct Round
$361 NZD