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Round|Lab Grown|IGI

0.99ct E SI2 Round Lab Grown Diamond

VG • E/SI2 • IGI LG727519412

Shape and cutting style on the report: Round brilliant

Certificate IGI LG727519412

Diamond specifications and retailer prices

From $164 AUD
$115 USD
As of October 29, 2026
Save $1,583 AUD (91%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,746 AUD at MOH London · As of October 26, 2026
View at MOH London

About this 0.99ct lab-grown round diamond

This 0.99ct lab-grown round sits in the just-under-one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI LG727519412 or 727519412. Listed at 13 retailers as of October 26, 2026, with prices from $164 to $1,746, a $1,583 spread on the same certified stone. MOH London lists it at $1,746. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.99
Carat
E
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle37.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG727519412
Dimensions6.29 × 6.21 × 3.96 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
6.29 mm6.21 mm0.99 ctE / SI2
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI LG727519412
Side View
Table 58.0%Crown 37.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.3%

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: $1,746 AUD|Low: $154 AUD|High: $1,791 AUD|Avg: $527 AUD|-2.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 2$164 AUD
Retailer 5$182 AUD
Retailer 12$222 AUD
Retailer 8$363 AUD
Retailer 6$372 AUD
Retailer 4$385 AUD
Retailer 9$397 AUD
Retailer 11$517 AUD
Retailer 10$541 AUD
Retailer 7$555 AUD
Retailer 3$996 AUD
MOH London$1,746 AUD

24 data points across 12 retailers

13 retailers$164 AUD to $1,746 AUD

A
Cheapest Retailer
-
$164 AUD
$115 USD
A
Retailer 2
-
$182 AUD
$128 USD
View
Final sale: no returns
A
Retailer 3
-
$195 AUD
$137 USD
View
A
Retailer 4
-
$222 AUD
$156 USD
View
A
Retailer 5
-
$363 AUD
$255 USD
View
A
Retailer 6
-
$372 AUD
€249 EUR
View
B+
Retailer 7
-
$397 AUD
$279 USD
View
B+
Retailer 8
-
$517 AUD
$363 USD
View
B+
Retailer 9
-
$541 AUD
$380 USD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$555 AUD
$390 USD
View
B
Retailer 11
-
$672 AUD
$472 USD
View
Price last confirmed 44 days ago
B
Retailer 12
-
$996 AUD
$700 USD
View
Most Expensive
B
MOH London
LG727519412 · Oct 26
$1,746 AUD
£966 GBP
View
12 more retailers have this diamond
Prices start from $164 AUDSave up to $1,583 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
0.99ct Round
$164 AUD