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Oval|Lab Grown|IGI

1.21ct E IF Oval Lab Grown Diamond

EX • E/IF • IGI LG815650034

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG815650034

Diamond specifications and retailer prices

From $495 AUD
$348 USD
As of October 28, 2026
Save $1,179 AUD (70%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,674 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.21ct lab-grown oval diamond

This 1.21ct lab-grown oval sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG815650034 or 815650034. Listed at 6 retailers as of October 28, 2026, with prices from $495 to $1,674, a $1,179 spread on the same certified stone. MOH London lists it at $1,674. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815650034
Dimensions8.54 × 5.87 × 3.77 mm
L/W Ratio1.45
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
8.54 mm5.87 mm1.21 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815650034
Side View
Table 58.0%Crown 37°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 64.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $1,674 AUD|Low: $495 AUD|High: $1,685 AUD|Avg: $966 AUD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 4$495 AUD
Retailer 2$654 AUD
Retailer 5$705 AUD
Retailer 3$1,095 AUD
Retailer 6$1,221 AUD
MOH London$1,674 AUD

20 data points across 6 retailers

6 retailers$495 AUD to $1,674 AUD

B+
Cheapest Retailer
-
$495 AUD
$348 USD
A
Retailer 2
-
$654 AUD
£362 GBP
View
A
Retailer 3
-
$705 AUD
$495 USD
View
B+
Retailer 4
-
$1,095 AUD
$769 USD
View
B+
Retailer 5
-
$1,221 AUD
$858 USD
View
Most Expensive
B
MOH London
LG815650034 · Oct 29
$1,674 AUD
£926 GBP
View
5 more retailers have this diamond
Prices start from $495 AUDSave up to $1,179 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
1.21ct Oval
$495 AUD