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Round|Lab Grown|IGI

0.78ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG805671995

Shape and cutting style on the report: Round brilliant

Certificate IGI LG805671995

Diamond specifications and retailer prices

From $189 AUD
As of November 5, 2026
Save $1,562 AUD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,751 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 0.78ct lab-grown round diamond

This 0.78ct lab-grown round sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG805671995 or 805671995. Listed at 18 retailers as of November 5, 2026, with prices from $189 to $1,751, a $1,562 spread on the same certified stone. MOH London lists it at $1,751. 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

0.78
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805671995
Dimensions5.99 × 5.94 × 3.58 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.99 mm5.94 mm0.78 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805671995
Side View
Table 58.0%Crown 32.9°Girdle: THN-MEDPavilion 40.5°Culet: NoneDepth 59.8%

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: Nov 5
Current: $1,751 AUD|Low: $161 AUD|High: $1,783 AUD|Avg: $516 AUD|-0.3%
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
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 5$171 AUD
Retailer 10$189 AUD
Retailer 6$199 AUD
Retailer 3$226 AUD
Retailer 16$237 AUD
Retailer 7$243 AUD
Retailer 13$366 AUD
Retailer 12$373 AUD
Retailer 11$409 AUD
Retailer 2$426 AUD
Retailer 14$514 AUD
Retailer 9$543 AUD
Retailer 8$554 AUD
Retailer 17$587 AUD
Retailer 4$683 AUD
Retailer 15$684 AUD
MOH London$1,751 AUD

43 data points across 17 retailers

18 retailers$189 AUD to $1,751 AUD

Retailer 1
-
$171 AUD
Price last confirmed 11 days ago
A
Retailer 2
-
$189 AUD
View
Final sale: no returns
Retailer 3
-
$199 AUD
View
Price last confirmed 10 days ago
Retailer 4
-
$226 AUD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$237 AUD
View
Retailer 6
-
$243 AUD
View
Price last confirmed 16 days ago
A
Retailer 7
-
$366 AUD
View
A
Retailer 8
-
$373 AUD
View
A
Retailer 9
-
$409 AUD
View
B+
Retailer 10
-
$426 AUD
View
B+
Retailer 11
-
$514 AUD
View
B+
Retailer 12
-
$543 AUD
View
Retailer 13
-
$543 AUD
View
Price last confirmed 27 days ago
Retailer 14
-
$554 AUD
View
Price last confirmed 11 days ago
B+
Retailer 15
-
$587 AUD
View
Retailer 16
-
$683 AUD
View
Price last confirmed 13 days ago
B
Retailer 17
-
$684 AUD
View
Most Expensive
B
MOH London
LG805671995 · Nov 5
$1,751 AUD
£965 GBP
View
17 more retailers have this diamond
Prices start from $189 AUDSave up to $1,562 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
0.78ct Round
$189 AUD