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Oval|Lab Grown|IGI

0.73ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG809639397

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG809639397

Diamond specifications and retailer prices

From £222 GBP
$295 USD
As of October 25, 2026
Save £741 GBP (77%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £962 GBP at MOH London · As of October 25, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG809639397 or 809639397. Listed at 4 retailers as of October 25, 2026, with prices from £222 to £962, a £741 spread on the same certified stone. MOH London lists it at £962. 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

0.73
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.5°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809639397
Dimensions7.01 × 4.97 × 3.21 mm
L/W Ratio1.41
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
7.01 mm4.97 mm0.73 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG809639397
Side View
Table 63.0%Crown 38.5°Girdle: MED-THKPavilion 41.2°CuletDepth 64.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 25
Current: £962 GBP|Low: £212 GBP|High: £962 GBP|Avg: £379 GBP|+58.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
October 26, 2026
Retailer 3£222 GBP
Retailer 2£226 GBP
Retailer 4£413 GBP
MOH London£962 GBP

10 data points across 4 retailers

4 retailers£222 GBP to £962 GBP

A
Cheapest Retailer
-
£222 GBP
$295 USD
A
Retailer 2
-
£226 GBP
View
B+
Retailer 3
-
£413 GBP
$549 USD
View
Most Expensive
C
MOH London
LG809639397 · Oct 25
£962 GBP
View
3 more retailers have this diamond
Prices start from £222 GBPSave up to £741 GBP

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
£222 GBP