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Round|Lab Grown|IGI

3.10ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG652404408

Shape and cutting style on the report: Round brilliant

Certificate IGI LG652404408

Diamond specifications and retailer prices

From $888 NZD
As of November 4, 2026
Save $2,999 NZD (77%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $3,887 NZD at Rare Carat · As of November 4, 2026
View at Rare Carat

About this 3.1ct lab-grown round diamond

This 3.1ct 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 LG652404408 or 652404408. Listed at 7 retailers as of November 4, 2026, with prices from $888 to $3,887, a $2,999 spread on the same certified stone. Rare Carat lists it at $3,887. 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

3.10
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG652404408
Dimensions9.37 × 9.42 × 5.71 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.37 mm9.42 mm3.10 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG652404408
Side View
Table 58.0%Crown 34.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.8%

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 4
Current: $3,887 NZD|Low: $888 NZD|High: $8,137 NZD|Avg: $2,726 NZD|+2.8%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 5$888 NZD
Retailer 4$1,288 NZD
Retailer 7$1,291 NZD
Retailer 3$1,439 NZD
Retailer 6$1,999 NZD
Retailer 8$2,524 NZD
Retailer 2$3,147 NZD
Rare Carat$3,887 NZD
Retailer 9$8,137 NZD

9 data points across 9 retailers

7 retailers$888 NZD to $3,887 NZD

A
Cheapest Retailer
-
$888 NZD
Retailer 2
-
$1,288 NZD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$1,291 NZD
View
A
Retailer 4
-
$1,439 NZD
View
B+
Retailer 5
-
$1,999 NZD
View
B
Retailer 6
-
$3,147 NZD
View
Most Expensive
B
Rare Carat
KI4084044KF652 · Nov 4
$3,887 NZD
$2,185 USD
View
6 more retailers have this diamond
Prices start from $888 NZDSave up to $2,999 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
3.10ct Round
$888 NZD