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Round|Lab Grown|IGI

3.01ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG678518237

Shape and cutting style on the report: Round brilliant

Certificate IGI LG678518237

Diamond specifications and retailer prices

From $687 NZD
$387 USD
As of October 29, 2026
Save $2,657 NZD (79%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,344 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 3.01ct lab-grown round diamond

This 3.01ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG678518237 or 678518237. Listed at 15 retailers as of October 29, 2026, with prices from $687 to $3,344, a $2,657 spread on the same certified stone. MOH London lists it at $3,344. 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
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678518237
Dimensions9.34 × 9.31 × 5.58 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.34 mm9.31 mm3.01 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678518237
Side View
Table 61.0%Crown 33.2°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 59.8%

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: Oct 29
Current: $3,344 NZD|Low: $687 NZD|High: $3,367 NZD|Avg: $1,528 NZD|+0.5%
MOH London
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
October 30, 2026
Retailer 13$687 NZD
Retailer 3$768 NZD
Retailer 4$768 NZD
Retailer 12$852 NZD
Retailer 14$852 NZD
Retailer 6$1,118 NZD
Retailer 9$1,118 NZD
Retailer 2$1,141 NZD
Retailer 5$1,391 NZD
Retailer 8$1,538 NZD
Retailer 7$1,647 NZD
Retailer 11$2,388 NZD
Retailer 15$2,736 NZD
Retailer 10$3,141 NZD
MOH London$3,344 NZD

40 data points across 15 retailers

15 retailers$687 NZD to $3,344 NZD

A
Cheapest Retailer
-
$687 NZD
$387 USD
A
Retailer 2
-
$768 NZD
$433 USD
View
Final sale: no returns
A
Retailer 3
-
$768 NZD
$433 USD
View
A
Retailer 4
-
$852 NZD
$480 USD
View
A
Retailer 5
-
$852 NZD
$480 USD
View
B+
Retailer 6
-
$1,118 NZD
$630 USD
View
A
Retailer 7
-
$1,118 NZD
$630 USD
View
A
Retailer 8
-
$1,141 NZD
£506 GBP
View
A
Retailer 9
-
$1,391 NZD
$784 USD
View
A
Retailer 10
-
$1,538 NZD
£683 GBP
View
B+
Retailer 11
-
$1,647 NZD
$928 USD
View
B
Retailer 12
-
$2,388 NZD
$1,346 USD
View
B
Retailer 13
-
$2,736 NZD
$1,542 USD
View
B
Retailer 14
-
$3,141 NZD
$1,770 USD
View
Most Expensive
B
MOH London
LG678518237 · Oct 29
$3,344 NZD
£1,484 GBP
View
14 more retailers have this diamond
Prices start from $687 NZDSave up to $2,657 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
$687 NZD