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Round|Lab Grown|IGI

0.73ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG706548851

Shape and cutting style on the report: Round brilliant

Certificate IGI LG706548851

Diamond specifications and retailer prices

From $202 AUD
$142 USD
As of October 29, 2026
Save $1,232 AUD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,434 AUD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 0.73ct lab-grown round diamond

This 0.73ct lab-grown round sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG706548851 or 706548851. Listed at 17 retailers as of October 28, 2026, with prices from $202 to $1,434, a $1,232 spread on the same certified stone. Reve Diamonds lists it at $1,434. 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

0.73
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG706548851
Dimensions5.76 × 5.80 × 3.61 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.76 mm5.80 mm0.73 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG706548851
Side View
Table 56.0%Crown 34.2°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.5%

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 29
Current: $428 AUD|Low: $158 AUD|High: $1,434 AUD|Avg: $549 AUD|+7.5%
Retailer 1
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
Reve Diamonds
October 29, 2026
Retailer 14$202 AUD
Retailer 11$225 AUD
Retailer 15$233 AUD
Retailer 5$251 AUD
Retailer 12$251 AUD
Retailer 2$256 AUD
Retailer 8$346 AUD
Retailer 1$428 AUD
Retailer 4$464 AUD
Retailer 10$493 AUD
Retailer 3$582 AUD
Retailer 6$663 AUD
Retailer 16$738 AUD
Retailer 13$804 AUD
Retailer 7$883 AUD
Retailer 9$1,175 AUD
Reve Diamonds$1,434 AUD

44 data points across 17 retailers

17 retailers$202 AUD to $1,434 AUD

A
Cheapest Retailer
-
$202 AUD
$142 USD
A
Retailer 2
-
$225 AUD
$158 USD
View
Final sale: no returns
A
Retailer 3
-
$233 AUD
$164 USD
View
A
Retailer 4
-
$251 AUD
$176 USD
View
A
Retailer 5
-
$251 AUD
$176 USD
View
A
Retailer 6
-
$256 AUD
$180 USD
View
Price last confirmed 11 days ago
A
Retailer 7
-
$346 AUD
$243 USD
View
A
Retailer 8
-
$428 AUD
£237 GBP
View
A
Retailer 9
-
$464 AUD
$326 USD
View
B+
Retailer 10
-
$493 AUD
€330 EUR
View
B+
Retailer 11
-
$582 AUD
$409 USD
View
B+
Retailer 12
-
$663 AUD
$466 USD
View
B+
Retailer 13
-
$738 AUD
View
B+
Retailer 14
-
$804 AUD
$565 USD
View
B
Retailer 15
-
$883 AUD
$620 USD
View
B
Retailer 16
-
$1,175 AUD
£650 GBP
View
Most Expensive
B
Reve Diamonds
F9C819D2D · Oct 28
$1,434 AUD
$1,007 USD
View
16 more retailers have this diamond
Prices start from $202 AUDSave up to $1,232 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
0.73ct Round
$202 AUD