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Oval|Lab Grown|IGI

1.54ct E IF Oval Lab Grown Diamond

EX • E/IF • IGI LG591350982

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG591350982

Diamond specifications and retailer prices

From $468 AUD
$329 USD
As of October 29, 2026
Save $3,491 AUD (88%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,959 AUD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.54ct lab-grown oval diamond

This 1.54ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG591350982 or 591350982. Listed at 24 retailers as of October 27, 2026, with prices from $468 to $3,959, a $3,491 spread on the same certified stone. Queensmith lists it at $3,959. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591350982
Dimensions9.35 × 6.61 × 4.04 mm
L/W Ratio1.41
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
9.35 mm6.61 mm1.54 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591350982
Side View
Table 60.0%Crown 35.4°GirdlePavilion 40.4°Culet: NoneDepth 61.1%

Caratlytics Score

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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: $3,744 AUD|Low: $450 AUD|High: $4,513 AUD|Avg: $1,363 AUD|-17.0%
Retailer 1
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October 30, 2026
Retailer 2$468 AUD
Retailer 14$522 AUD
Retailer 4$542 AUD
Retailer 9$581 AUD
Retailer 11$581 AUD
Retailer 12$599 AUD
Retailer 6$780 AUD
Retailer 19$797 AUD
Retailer 21$961 AUD
Retailer 18$997 AUD
Retailer 8$1,007 AUD
Retailer 16$1,038 AUD
Retailer 7$1,055 AUD
Retailer 17$1,353 AUD
Retailer 22$1,441 AUD
Retailer 13$1,512 AUD
Retailer 3$1,804 AUD
Retailer 15$1,928 AUD
Retailer 10$2,284 AUD
Retailer 20$2,329 AUD
Retailer 5$2,372 AUD
Retailer 1$3,744 AUD

30 data points across 22 retailers

24 retailers$468 AUD to $3,959 AUD

A
Cheapest Retailer
-
$468 AUD
$329 USD
A
Retailer 2
-
$522 AUD
$367 USD
View
Final sale: no returns
A
Retailer 3
-
$542 AUD
$381 USD
View
A
Retailer 4
-
$581 AUD
$408 USD
View
A
Retailer 5
-
$581 AUD
$408 USD
View
A
Retailer 6
-
$599 AUD
£331 GBP
View
A
Retailer 7
-
$780 AUD
$548 USD
View
A
Retailer 8
-
$797 AUD
$560 USD
View
A
Retailer 9
-
$997 AUD
ZAR 11,315 ZAR
View
A
Retailer 10
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$1,007 AUD
View
A
Retailer 11
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$1,038 AUD
£574 GBP
View
A
Retailer 12
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$1,055 AUD
$741 USD
View
A
Retailer 13
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$1,353 AUD
View
B+
Retailer 14
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$1,441 AUD
$1,012 USD
View
B+
Retailer 15
-
$1,512 AUD
$1,062 USD
View
B+
Retailer 16
-
$1,804 AUD
$1,267 USD
View
B+
Retailer 17
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$1,865 AUD
$1,310 USD
View
B+
Retailer 18
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$1,928 AUD
$1,355 USD
View
B
Retailer 19
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$2,194 AUD
$1,541 USD
View
B
Retailer 20
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$2,284 AUD
$1,604 USD
View
B+
Retailer 21
-
$2,329 AUD
£1,288 GBP
View
Retailer 22
-
$2,372 AUD
View
Price last confirmed 23 days ago
B
Retailer 23
-
$3,744 AUD
$2,630 USD
View
Most Expensive
B
Queensmith
LG591350982 · Oct 27
$3,959 AUD
£2,190 GBP
View
23 more retailers have this diamond
Prices start from $468 AUDSave up to $3,491 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
1.54ct Oval
$468 AUD