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Round|Lab Grown|IGI

3.50ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG653449874

Shape and cutting style on the report: Round brilliant

Certificate IGI LG653449874

Diamond specifications and retailer prices

From $717 AUD
$504 USD
As of October 26, 2026
Save $5,659 AUD (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,377 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.5ct lab-grown round diamond

This 3.5ct 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 LG653449874 or 653449874. Listed at 10 retailers as of October 26, 2026, with prices from $717 to $6,377, a $5,659 spread on the same certified stone. Do Amore Diamonds lists it at $6,377. 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

3.50
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG653449874
Dimensions9.73 × 9.67 × 5.97 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
9.73 mm9.67 mm3.50 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG653449874
Side View
Table 60.0%Crown 32.6°Girdle: Slightly ThickPavilion 41.6°Culet: NoneDepth 61.5%

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: $6,377 AUD|Low: $703 AUD|High: $6,434 AUD|Avg: $2,322 AUD|-0.9%
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
October 29, 2026
Retailer 9$717 AUD
Retailer 7$803 AUD
Retailer 13$811 AUD
Retailer 11$1,382 AUD
Retailer 6$1,388 AUD
Retailer 3$1,458 AUD
Retailer 4$1,574 AUD
Retailer 5$1,623 AUD
Retailer 8$2,296 AUD
Retailer 10$2,582 AUD
Retailer 12$3,516 AUD
Retailer 2$4,286 AUD
Do Amore Diamonds$6,377 AUD

22 data points across 13 retailers

10 retailers$717 AUD to $6,377 AUD

A
Cheapest Retailer
-
$717 AUD
$504 USD
A
Retailer 2
-
$803 AUD
$564 USD
View
A
Retailer 3
-
$811 AUD
$570 USD
View
Final sale: no returns
B+
Retailer 4
-
$1,382 AUD
$971 USD
View
A
Retailer 5
-
$1,388 AUD
$975 USD
View
B+
Retailer 6
-
$2,296 AUD
$1,613 USD
View
B+
Retailer 7
-
$2,582 AUD
$1,814 USD
View
B
Retailer 8
-
$3,516 AUD
$2,470 USD
View
B
Retailer 9
-
$4,286 AUD
£2,371 GBP
View
Most Expensive
B
Do Amore Diamonds
27-5F0F93512 · Oct 29
$6,377 AUD
$4,480 USD
View
9 more retailers have this diamond
Prices start from $717 AUDSave up to $5,659 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
3.50ct Round
$717 AUD