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Round|Lab Grown|IGI

1.35ct E SI1 Round Lab Grown Diamond

VG • E/SI1 • IGI LG800681215

Shape and cutting style on the report: Round brilliant

Certificate IGI LG800681215

Diamond specifications and retailer prices

From $266 AUD
$187 USD
As of October 29, 2026
Save $1,285 AUD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,551 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.35ct lab-grown round diamond

This 1.35ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG800681215 or 800681215. Listed at 15 retailers as of October 29, 2026, with prices from $266 to $1,551, a $1,285 spread on the same certified stone. MOH London lists it at $1,551. 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

1.35
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800681215
Dimensions7.16 × 7.12 × 4.27 mm
L/W Ratio1.01
Girdle conditionFaceted
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
7.16 mm7.12 mm1.35 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800681215
Side View
Table 58.0%Crown 33.6°Girdle: Slightly ThickPavilion 40°Culet: NoneDepth 59.9%

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: $1,551 AUD|Low: $255 AUD|High: $1,562 AUD|Avg: $650 AUD|-0.7%
MOH London
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 30, 2026
Retailer 11$266 AUD
Retailer 12$297 AUD
Retailer 6$315 AUD
Retailer 5$330 AUD
Retailer 8$554 AUD
Retailer 4$581 AUD
Retailer 7$597 AUD
Retailer 3$643 AUD
Retailer 2$645 AUD
Retailer 14$689 AUD
Retailer 9$726 AUD
Retailer 10$870 AUD
Retailer 13$1,509 AUD
MOH London$1,551 AUD

34 data points across 14 retailers

15 retailers$266 AUD to $1,551 AUD

A
Cheapest Retailer
-
$266 AUD
$187 USD
A
Retailer 2
-
$297 AUD
$209 USD
View
Final sale: no returns
Retailer 3
-
$315 AUD
$221 USD
View
Price last confirmed 44 days ago
A
Retailer 4
-
$330 AUD
$232 USD
View
A
Retailer 5
-
$554 AUD
€371 EUR
View
B+
Retailer 6
-
$581 AUD
$408 USD
View
B+
Retailer 7
-
$597 AUD
£330 GBP
View
B+
Retailer 8
-
$643 AUD
$452 USD
View
B+
Retailer 9
-
$645 AUD
£357 GBP
View
B+
Retailer 10
-
$689 AUD
$484 USD
View
B+
Retailer 11
-
$726 AUD
$510 USD
View
B
Retailer 12
-
$870 AUD
$611 USD
View
Retailer 13
-
$981 AUD
$689 USD
View
Price last confirmed 45 days ago
B
Retailer 14
-
$1,509 AUD
$1,060 USD
View
Most Expensive
B
MOH London
LG800681215 · Oct 29
$1,551 AUD
£858 GBP
View
14 more retailers have this diamond
Prices start from $266 AUDSave up to $1,285 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
1.35ct Round
$266 AUD