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Radiant|Lab Grown|IGI

3.01ct D SI1 Radiant Lab Grown Diamond

EX • D/SI1 • IGI LG678528029

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG678528029

Diamond specifications and retailer prices

From $2,366 NZD
£1,033 GBP
As of November 5, 2026
1 retailer carries this diamond
Only listing: $2,366 NZD at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

About this 3.01ct lab-grown radiant diamond

This 3.01ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG678528029 or 678528029. Listed at a single retailer as of November 5, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

3.01
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.9°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678528029
Dimensions10.49 × 7.19 × 4.63 mm
L/W Ratio1.46
Culet sizePointed
Top View
10.49 mm7.19 mm3.01 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678528029
Side View
Table 66.0%Crown 41.9°Girdle: MediumPavilion 34.3°Culet: NoneDepth 64.4%

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: $1,313 NZD|Low: $473 NZD|High: $4,250 NZD|Avg: $1,701 NZD|-24.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
June 15, 2026
Retailer 7$1,164 NZD
Retailer 1$1,313 NZD
Retailer 6$1,425 NZD
Retailer 4$1,528 NZD
Retailer 5$1,591 NZD
Retailer 3$1,927 NZD
Retailer 2$2,480 NZD

73 data points across 7 retailers

1 retailer

B
Diamond Quarter
3.01SI1DLG29F401N · Nov 5
$2,366 NZD
£1,033 GBP
View

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
3.01ct Radiant
$2,366 NZD