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Round|Lab Grown|IGI

0.50ct D SI2 Round Lab Grown Diamond

EX • D/SI2 • IGI LG470146940

Shape and cutting style on the report: Round brilliant

Certificate IGI LG470146940

Diamond specifications and retailer prices

From $718 NZD
£318 GBP
As of November 5, 2026
4 retailers carry this diamond
Most expensive: $718 NZD at MD Diamonds and Jewellers
View at MD Diamonds and Jewellers

About this 0.5ct lab-grown round diamond

This 0.5ct 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 LG470146940 or 470146940. Listed at 4 retailers as of November 5, 2026. 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

0.50
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG470146940
Dimensions5.07 × 5.03 × 3.14 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
5.07 mm5.03 mm0.50 ctD / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG470146940
Side View
Table 57.0%Crown 36.3°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 5
Current: $718 NZD|Low: $144 NZD|High: $1,325 NZD|Avg: $525 NZD
MD Diamonds and Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
September 25, 2026
Retailer 12$144 NZD
Retailer 11$162 NZD
Retailer 13$167 NZD
Retailer 10$338 NZD
Retailer 15$345 NZD
Retailer 3$386 NZD
Retailer 6$450 NZD
Retailer 8$527 NZD
Retailer 2$575 NZD
Retailer 16$576 NZD
Retailer 14$623 NZD
Retailer 7$704 NZD
MD Diamonds and Jewellers$718 NZD
Retailer 5$845 NZD
Retailer 4$946 NZD
Retailer 9$1,325 NZD

2 data points across 16 retailers

4 retailers

Retailer 1
-
$144 NZD
Price last confirmed 44 days ago
Retailer 2
-
$386 NZD
View
Price last confirmed 63 days ago
Retailer 3
-
$575 NZD
View
Price last confirmed 42 days ago
Most Expensive
B
MD Diamonds and Jewellers
LG470146940 · Nov 5
$718 NZD
£318 GBP
View
3 more retailers have this diamond

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
0.50ct Round
$718 NZD