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Round|Lab Grown|IGI

3.65ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG835631295

Shape and cutting style on the report: Round brilliant

Certificate IGI LG835631295

Diamond specifications and retailer prices

From $558 AUD
$392 USD
As of October 29, 2026
Save $2,253 AUD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,811 AUD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.65ct lab-grown round diamond

This 3.65ct 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 LG835631295 or 835631295. Listed at 11 retailers as of October 28, 2026, with prices from $558 to $2,811, a $2,253 spread on the same certified stone. Rare Carat lists it at $2,811. 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

3.65
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835631295
Dimensions9.87 × 9.93 × 5.96 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
9.87 mm9.93 mm3.65 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835631295
Side View
Table 62.0%Crown 33.5°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 60.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $2,811 AUD|Low: $544 AUD|High: $2,854 AUD|Avg: $1,696 AUD|-1.5%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 8$558 AUD
Retailer 6$625 AUD
Retailer 10$928 AUD
Retailer 2$1,107 AUD
Retailer 11$1,267 AUD
Retailer 7$1,939 AUD
Retailer 5$1,943 AUD
Retailer 9$2,222 AUD
Retailer 4$2,704 AUD
Retailer 3$2,757 AUD
Rare Carat$2,811 AUD

29 data points across 11 retailers

11 retailers$558 AUD to $2,811 AUD

A
Cheapest Retailer
-
$558 AUD
$392 USD
A
Retailer 2
-
$625 AUD
$439 USD
View
Retailer 3
-
$928 AUD
£513 GBP
View
Price last confirmed 13 days ago
A
Retailer 4
-
$1,107 AUD
€741 EUR
View
A
Retailer 5
-
$1,267 AUD
$890 USD
View
B+
Retailer 6
-
$1,939 AUD
$1,362 USD
View
B+
Retailer 7
-
$1,943 AUD
$1,365 USD
View
B+
Retailer 8
-
$2,222 AUD
$1,561 USD
View
B+
Retailer 9
-
$2,704 AUD
£1,496 GBP
View
Retailer 10
-
$2,757 AUD
SGD 2,617 SGD
View
Price last confirmed 17 days ago
Most Expensive
B
Rare Carat
LGRD30-145742 · Oct 28
$2,811 AUD
$1,975 USD
View
10 more retailers have this diamond
Prices start from $558 AUDSave up to $2,253 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
3.65ct Round
$558 AUD