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Round|Lab Grown|IGI

3.01ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • IGI LG837648583

Shape and cutting style on the report: Round brilliant

Certificate IGI LG837648583

Diamond specifications and retailer prices

From $720 NZD
As of November 5, 2026
Save $3,851 NZD (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,572 NZD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 3.01ct lab-grown round diamond

This 3.01ct lab-grown round 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 LG837648583 or 837648583. Listed at 10 retailers as of November 5, 2026, with prices from $720 to $4,572, a $3,851 spread on the same certified stone. Brilliant Earth lists it at $4,572. 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 angle33.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837648583
Dimensions9.21 × 9.28 × 5.62 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.21 mm9.28 mm3.01 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837648583
Side View
Table 60.0%Crown 33.8°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.9%

Caratlytics Score

How it works →
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 5
Current: $4,572 NZD|Low: $680 NZD|High: $4,714 NZD|Avg: $2,398 NZD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 5$720 NZD
Retailer 4$808 NZD
Retailer 2$1,185 NZD
Retailer 8$1,370 NZD
Retailer 7$2,419 NZD
Retailer 9$2,419 NZD
Retailer 3$2,873 NZD
Retailer 6$3,369 NZD
Retailer 10$3,412 NZD
Brilliant Earth$4,572 NZD

36 data points across 10 retailers

10 retailers$720 NZD to $4,572 NZD

A
Cheapest Retailer
-
$720 NZD
A
Retailer 2
-
$808 NZD
View
A
Retailer 3
-
$1,185 NZD
View
Retailer 4
-
$1,370 NZD
View
Price last confirmed 8 days ago
B
Retailer 5
-
$2,419 NZD
View
B
Retailer 6
-
$2,419 NZD
View
B
Retailer 7
-
$2,873 NZD
View
B
Retailer 8
-
$3,369 NZD
View
Retailer 9
-
$3,412 NZD
View
Price last confirmed 24 days ago
Most Expensive
B
Brilliant Earth
21477364A · Nov 5
$4,572 NZD
$2,570 USD
View
9 more retailers have this diamond
Prices start from $720 NZDSave up to $3,851 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
3.01ct Round
$720 NZD