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Oval|Lab Grown|IGI

0.73ct D SI1 Oval Lab Grown Diamond

VG • D/SI1 • IGI LG425086539

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG425086539

Diamond specifications and retailer prices

From $377 AUD
£208 GBP
As of October 30, 2026
Save $1,214 AUD (76%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,591 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 0.73ct lab-grown oval diamond

This 0.73ct lab-grown oval sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG425086539 or 425086539. Listed at 4 retailers as of October 29, 2026, with prices from $377 to $1,591, a $1,214 spread on the same certified stone. MOH London lists it at $1,591. 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

0.73
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.7°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425086539
Dimensions7.04 × 5.15 × 3.21 mm
L/W Ratio1.37
Girdle conditionFaceted
Cert comments
As Grown - No indication of post growth treatment. This Laboratory Grown Diamond was created by high pressure high temperature process (HPHT).
Top View
7.04 mm5.15 mm0.73 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG425086539
Side View
Table 60.0%Crown 35.7°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.3%

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 30
Current: $1,591 AUD|Low: $259 AUD|High: $1,602 AUD|Avg: $801 AUD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 2$377 AUD
Retailer 3$379 AUD
Retailer 4$530 AUD
Retailer 7$911 AUD
Retailer 5$925 AUD
Retailer 6$925 AUD
MOH London$1,591 AUD

35 data points across 7 retailers

4 retailers$377 AUD to $1,591 AUD

A
Cheapest Retailer
-
$377 AUD
£208 GBP
A
Retailer 2
-
$379 AUD
$266 USD
View
B+
Retailer 3
-
$530 AUD
$372 USD
View
Most Expensive
B
MOH London
LG425086539 · Oct 29
$1,591 AUD
£880 GBP
View
3 more retailers have this diamond
Prices start from $377 AUDSave up to $1,214 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
0.73ct Oval
$377 AUD