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Oval|Lab Grown|IGI

4.50ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG744514788

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG744514788

Diamond specifications and retailer prices

From $4,633 AUD
$3,255 USD
As of October 29, 2026
Save $27,251 AUD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $31,884 AUD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 4.5ct lab-grown oval diamond

This 4.5ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG744514788 or 744514788. Listed at 18 retailers as of October 29, 2026, with prices from $4,633 to $31,884, a $27,251 spread on the same certified stone. Do Amore Diamonds lists it at $31,884. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.50
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744514788
Dimensions13.06 × 9.33 × 5.64 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
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
13.06 mm9.33 mm4.50 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744514788
Side View
Table 56.0%Crown 34.2°Girdle: STK-THKPavilion 38.6°Culet: NoneDepth 60.5%

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 29
Current: $31,884 AUD|Low: $4,548 AUD|High: $37,578 AUD|Avg: $10,755 AUD|-15.2%
Do Amore Diamonds
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
Retailer 18
October 30, 2026
Retailer 12$4,633 AUD
Retailer 2$4,956 AUD
Retailer 18$5,042 AUD
Retailer 14$5,177 AUD
Retailer 16$5,601 AUD
Retailer 10$6,118 AUD
Retailer 9$7,145 AUD
Retailer 15$7,413 AUD
Retailer 17$7,413 AUD
Retailer 13$8,344 AUD
Retailer 4$9,746 AUD
Retailer 6$10,540 AUD
Retailer 11$12,775 AUD
Retailer 5$13,160 AUD
Retailer 3$14,709 AUD
Retailer 7$18,350 AUD
Retailer 8$23,344 AUD
Do Amore Diamonds$31,884 AUD

37 data points across 18 retailers

18 retailers$4,633 AUD to $31,884 AUD

A
Cheapest Retailer
-
$4,633 AUD
$3,255 USD
A
Retailer 2
-
$4,956 AUD
£2,742 GBP
View
A
Retailer 3
-
$5,042 AUD
$3,542 USD
View
A
Retailer 4
-
$5,177 AUD
$3,637 USD
View
A
Retailer 5
-
$5,601 AUD
$3,935 USD
View
A
Retailer 6
-
$6,118 AUD
$4,298 USD
View
Final sale: no returns
A
Retailer 7
-
$7,145 AUD
$5,020 USD
View
A
Retailer 8
-
$7,413 AUD
$5,208 USD
View
A
Retailer 9
-
$7,413 AUD
$5,208 USD
View
A
Retailer 10
-
$8,344 AUD
$5,862 USD
View
A
Retailer 11
-
$9,746 AUD
€6,521 EUR
View
Retailer 12
-
$10,540 AUD
$7,405 USD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
$12,775 AUD
£7,067 GBP
View
Retailer 14
-
$13,160 AUD
View
Price last confirmed 7 days ago
B+
Retailer 15
-
$14,709 AUD
$10,334 USD
View
Retailer 16
-
$18,350 AUD
View
Price last confirmed 21 days ago
B
Retailer 17
-
$23,344 AUD
$16,400 USD
View
Most Expensive
B
Do Amore Diamonds
27-15CCFC341 · Oct 30
$31,884 AUD
$22,400 USD
View
17 more retailers have this diamond
Prices start from $4,633 AUDSave up to $27,251 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
4.50ct Oval
$4,633 AUD