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Round|Lab Grown|IGI

1.61ct E I1 Round Lab Grown Diamond

VG • E/I1 • IGI LG754510415

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754510415

Diamond specifications and retailer prices

From $268 AUD
$188 USD
As of October 29, 2026
Save $1,296 AUD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,564 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.61ct lab-grown round diamond

This 1.61ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and I1 clarity (included), with a very-good cut grade and certified by IGI LG754510415 or 754510415. Listed at 10 retailers as of October 29, 2026, with prices from $268 to $1,564, a $1,296 spread on the same certified stone. MOH London lists it at $1,564. 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

1.61
Carat
E
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754510415
Dimensions7.58 × 7.64 × 4.56 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
7.58 mm7.64 mm1.61 ctE / I1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754510415
Side View
Table 57.0%Crown 35.4°Girdle: MediumPavilion 40°Culet: NoneDepth 60.1%

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: $1,564 AUD|Low: $169 AUD|High: $1,564 AUD|Avg: $612 AUD|+3.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 3$169 AUD
Retailer 8$268 AUD
Retailer 5$312 AUD
Retailer 4$333 AUD
Retailer 11$333 AUD
Retailer 2$562 AUD
Retailer 6$585 AUD
Retailer 9$706 AUD
Retailer 10$1,069 AUD
Retailer 7$1,073 AUD
MOH London$1,564 AUD

22 data points across 11 retailers

10 retailers$268 AUD to $1,564 AUD

A
Cheapest Retailer
-
$268 AUD
$188 USD
B+
Retailer 2
-
$312 AUD
$219 USD
View
B+
Retailer 3
-
$333 AUD
$234 USD
View
B+
Retailer 4
-
$333 AUD
$234 USD
View
B+
Retailer 5
-
$562 AUD
€376 EUR
View
B+
Retailer 6
-
$585 AUD
$411 USD
View
B+
Retailer 7
-
$706 AUD
$496 USD
View
B
Retailer 8
-
$1,069 AUD
$751 USD
View
B
Retailer 9
-
$1,073 AUD
$754 USD
View
Most Expensive
B
MOH London
LG754510415 · Oct 29
$1,564 AUD
£865 GBP
View
9 more retailers have this diamond
Prices start from $268 AUDSave up to $1,296 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
1.61ct Round
$268 AUD