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Round|Lab Grown|IGI

3.64ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG662421107

Shape and cutting style on the report: Round brilliant

Certificate IGI LG662421107

Diamond specifications and retailer prices

From $604 AUD
$424 USD
As of October 26, 2026
Save $4,748 AUD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,352 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.64ct lab-grown round diamond

This 3.64ct 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 LG662421107 or 662421107. Listed at 11 retailers as of October 26, 2026, with prices from $604 to $5,352, a $4,748 spread on the same certified stone. Do Amore Diamonds lists it at $5,352. 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

3.64
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG662421107
Dimensions9.96 × 9.89 × 5.99 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
9.96 mm9.89 mm3.64 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG662421107
Side View
Table 59.0%Crown 33.6°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.3%

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: Oct 26
Current: $5,352 AUD|Low: $483 AUD|High: $5,480 AUD|Avg: $2,045 AUD|-2.3%
Do Amore Diamonds
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
October 29, 2026
Retailer 10$604 AUD
Retailer 3$675 AUD
Retailer 8$675 AUD
Retailer 12$1,179 AUD
Retailer 7$1,181 AUD
Retailer 5$1,365 AUD
Retailer 6$1,473 AUD
Retailer 4$1,523 AUD
Retailer 13$1,899 AUD
Retailer 9$2,097 AUD
Retailer 11$2,653 AUD
Retailer 2$3,048 AUD
Retailer 14$3,658 AUD
Do Amore Diamonds$5,352 AUD

23 data points across 14 retailers

11 retailers$604 AUD to $5,352 AUD

A
Cheapest Retailer
-
$604 AUD
$424 USD
A
Retailer 2
-
$675 AUD
$474 USD
View
Final sale: no returns
A
Retailer 3
-
$675 AUD
$474 USD
View
B+
Retailer 4
-
$1,179 AUD
$828 USD
View
A
Retailer 5
-
$1,181 AUD
$830 USD
View
B+
Retailer 6
-
$1,899 AUD
$1,334 USD
View
B+
Retailer 7
-
$2,097 AUD
$1,473 USD
View
B+
Retailer 8
-
$2,653 AUD
$1,864 USD
View
B
Retailer 9
-
$3,048 AUD
£1,686 GBP
View
B
Retailer 10
-
$3,658 AUD
$2,570 USD
View
Most Expensive
B
Do Amore Diamonds
27-32F3C5CE8 · Oct 29
$5,352 AUD
$3,760 USD
View
10 more retailers have this diamond
Prices start from $604 AUDSave up to $4,748 AUD

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
3.64ct Round
$604 AUD