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Round|Lab Grown|IGI

11.15ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG547258997

Shape and cutting style on the report: Round brilliant

Certificate IGI LG547258997

Diamond specifications and retailer prices

From $3,291 AUD
$2,312 USD
As of October 29, 2026
Save $19,355 AUD (85%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $22,646 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 11.15ct lab-grown round diamond

This 11.15ct lab-grown round sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG547258997 or 547258997. Listed at 13 retailers as of October 29, 2026, with prices from $3,291 to $22,646, a $19,355 spread on the same certified stone. Do Amore Diamonds lists it at $22,646. 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

11.15
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG547258997
Dimensions14.44 × 14.49 × 8.77 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
14.44 mm14.49 mm11.15 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG547258997
Side View
Table 57.0%Crown 34°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.6%

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: $22,646 AUD|Low: $3,160 AUD|High: $22,646 AUD|Avg: $8,332 AUD
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
Retailer 15
Retailer 16
Retailer 17
October 30, 2026
Retailer 12$3,291 AUD
Retailer 2$3,395 AUD
Retailer 16$3,581 AUD
Retailer 3$3,687 AUD
Retailer 5$4,373 AUD
Retailer 7$4,974 AUD
Retailer 17$5,792 AUD
Retailer 11$5,852 AUD
Retailer 10$5,857 AUD
Retailer 14$5,958 AUD
Retailer 4$6,882 AUD
Retailer 8$7,751 AUD
Retailer 6$10,684 AUD
Retailer 13$12,996 AUD
Retailer 15$14,414 AUD
Retailer 9$18,675 AUD
Do Amore Diamonds$22,646 AUD

38 data points across 17 retailers

13 retailers$3,291 AUD to $22,646 AUD

A
Cheapest Retailer
-
$3,291 AUD
$2,312 USD
A
Retailer 2
-
$3,395 AUD
£1,878 GBP
View
A
Retailer 3
-
$3,581 AUD
$2,516 USD
View
A
Retailer 4
-
$3,687 AUD
$2,590 USD
View
Final sale: no returns
A
Retailer 5
-
$4,974 AUD
HK$27,300 HKD
View
B+
Retailer 6
-
$5,792 AUD
$4,069 USD
View
B+
Retailer 7
-
$5,852 AUD
$4,111 USD
View
B+
Retailer 8
-
$5,857 AUD
$4,115 USD
View
B+
Retailer 9
-
$5,958 AUD
$4,186 USD
View
B
Retailer 10
-
$10,684 AUD
$7,506 USD
View
B
Retailer 11
-
$12,996 AUD
$9,130 USD
View
B
Retailer 12
-
$14,414 AUD
SGD 13,684 SGD
View
Most Expensive
B
Do Amore Diamonds
27-BA437329E · Oct 29
$22,646 AUD
$15,910 USD
View
12 more retailers have this diamond
Prices start from $3,291 AUDSave up to $19,355 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
11.15ct Round
$3,291 AUD