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Round|Lab Grown|IGI

3.56ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG693540117

Shape and cutting style on the report: Round brilliant

Certificate IGI LG693540117

Diamond specifications and retailer prices

From $554 AUD
$389 USD
As of October 29, 2026
Save $2,243 AUD (80%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,797 AUD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.56ct lab-grown round diamond

This 3.56ct 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 LG693540117 or 693540117. Listed at 9 retailers as of October 28, 2026, with prices from $554 to $2,797, a $2,243 spread on the same certified stone. Rare Carat lists it at $2,797. 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

3.56
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG693540117
Dimensions9.78 × 9.75 × 6.04 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.78 mm9.75 mm3.56 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG693540117
Side View
Table 57.0%Crown 35.4°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.9%

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: $2,797 AUD|Low: $545 AUD|High: $7,117 AUD|Avg: $2,241 AUD|-0.2%
Rare Carat
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 11$554 AUD
Retailer 9$621 AUD
Retailer 2$1,099 AUD
Retailer 14$1,158 AUD
Retailer 5$1,589 AUD
Retailer 4$1,667 AUD
Retailer 3$1,802 AUD
Retailer 10$1,926 AUD
Retailer 8$1,929 AUD
Retailer 12$2,208 AUD
Retailer 7$2,697 AUD
Retailer 13$2,731 AUD
Rare Carat$2,797 AUD
Retailer 6$7,117 AUD

24 data points across 14 retailers

9 retailers$554 AUD to $2,797 AUD

A
Cheapest Retailer
-
$554 AUD
$389 USD
A
Retailer 2
-
$621 AUD
$436 USD
View
A
Retailer 3
-
$1,099 AUD
€735 EUR
View
B+
Retailer 4
-
$1,926 AUD
$1,353 USD
View
B+
Retailer 5
-
$1,929 AUD
$1,355 USD
View
B+
Retailer 6
-
$2,208 AUD
$1,551 USD
View
B+
Retailer 7
-
$2,697 AUD
£1,492 GBP
View
Retailer 8
-
$2,731 AUD
SGD 2,593 SGD
View
Price last confirmed 17 days ago
Most Expensive
B
Rare Carat
LGRD30-86323 · Oct 28
$2,797 AUD
$1,965 USD
View
8 more retailers have this diamond
Prices start from $554 AUDSave up to $2,243 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
3.56ct Round
$554 AUD