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Oval|Lab Grown|IGI

0.78ct E SI1 Oval Lab Grown Diamond

EX • E/SI1 • IGI LG735515017

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG735515017

Diamond specifications and retailer prices

From $237 AUD
HK$1,300 HKD
As of October 29, 2026
Save $1,388 AUD (85%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,625 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 0.78ct lab-grown oval diamond

This 0.78ct lab-grown oval 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 LG735515017 or 735515017. Listed at 6 retailers as of October 29, 2026, with prices from $237 to $1,625, a $1,388 spread on the same certified stone. MOH London lists it at $1,625. 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
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735515017
Dimensions7.49 × 5.18 × 3.17 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.49 mm5.18 mm0.78 ctE / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735515017
Side View
Table 62.0%Crown 33.3°Girdle: MED-STKPavilion 40°Culet: NoneDepth 61.2%

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: $1,625 AUD|Low: $237 AUD|High: $1,625 AUD|Avg: $476 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 6$237 AUD
Retailer 4$306 AUD
Retailer 5$386 AUD
Retailer 2$387 AUD
Retailer 7$422 AUD
Retailer 8$457 AUD
Retailer 9$515 AUD
Retailer 3$535 AUD
MOH London$1,625 AUD

2 data points across 9 retailers

6 retailers$237 AUD to $1,625 AUD

A
Cheapest Retailer
-
$237 AUD
HK$1,300 HKD
A
Retailer 2
-
$386 AUD
$271 USD
View
A
Retailer 3
-
$387 AUD
£214 GBP
View
A
Retailer 4
-
$422 AUD
£233 GBP
View
B+
Retailer 5
-
$535 AUD
$376 USD
View
Most Expensive
B
MOH London
LG735515017 · Oct 29
$1,625 AUD
£899 GBP
View
5 more retailers have this diamond
Prices start from $237 AUDSave up to $1,388 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 Oval
$237 AUD