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Oval|Lab Grown|IGI

1.54ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG756574136

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG756574136

Diamond specifications and retailer prices

From $1,061 AUD
$741 USD
As of November 3, 2026
Save $4,624 AUD (81%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $7,790 AUD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG756574136 or 756574136. Listed at 25 retailers as of November 1, 2026, with a 436% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756574136
Dimensions9.14 × 6.49 × 4.09 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
9.14 mm6.49 mm1.54 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756574136
Side View
Table 60.0%Crown 34.2°Girdle: Slightly ThickPavilion 41.3°Culet: NoneDepth 62.9%

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: Nov 3
Current: $7,790 AUD|Low: $1,243 AUD|High: $7,790 AUD|Avg: $3,126 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 3, 2026
Retailer 9$1,243 AUD
Retailer 10$1,353 AUD
Retailer 3$1,575 AUD
Retailer 11$1,701 AUD
Retailer 2$1,758 AUD
Retailer 8$1,843 AUD
Retailer 6$2,020 AUD
Retailer 7$2,484 AUD
Retailer 4$3,553 AUD
Retailer 5$4,632 AUD
Retailer 12$5,685 AUD
Brilliant Earth$7,790 AUD

39 data points across 12 retailers

25 retailers$1,061 AUD to $5,685 AUD

Retailer 1
-
$948 AUD
$662 USD
Price last confirmed 23 days ago
Retailer 2
-
$1,031 AUD
$720 USD
View
Price last confirmed 20 days ago
A
Retailer 3
-
$1,061 AUD
$741 USD
View
Final sale: no returns
Retailer 4
-
$1,100 AUD
$768 USD
View
Price last confirmed 22 days ago
Retailer 5
-
$1,100 AUD
$768 USD
View
Price last confirmed 32 days ago
A
Retailer 6
-
$1,243 AUD
£683 GBP
View
A
Retailer 7
-
$1,353 AUD
$945 USD
View
B+
Retailer 8
-
$1,449 AUD
$1,012 USD
View
B+
Retailer 9
-
$1,575 AUD
$1,100 USD
View
B+
Retailer 10
-
$1,672 AUD
$1,168 USD
View
B+
Retailer 11
-
$1,701 AUD
View
B+
Retailer 12
-
$1,758 AUD
£967 GBP
View
B+
Retailer 13
-
$1,843 AUD
€1,226 EUR
View
B+
Retailer 14
-
$2,020 AUD
ZAR 22,789 ZAR
View
B+
Retailer 15
-
$2,484 AUD
$1,735 USD
View
Retailer 16
-
$3,091 AUD
$2,159 USD
View
Price last confirmed 27 days ago
B
Retailer 17
-
$3,426 AUD
£1,884 GBP
View
B+
Retailer 18
-
$3,553 AUD
$2,481 USD
View
B
Retailer 19
-
$3,705 AUD
SGD 3,497 SGD
View
B
Retailer 20
-
$3,750 AUD
$2,619 USD
View
B
Retailer 21
-
$3,793 AUD
$2,649 USD
View
B
Retailer 22
-
$3,820 AUD
$2,668 USD
View
B
Retailer 23
-
$4,632 AUD
£2,547 GBP
View
B
Retailer 24
-
$5,685 AUD
$3,970 USD
View
Most Expensive
Brilliant Earth
18561910A · Nov 3
$7,790 AUD
$5,440 USD
View
Price under review
24 more retailers have this diamond
Prices start from $1,061 AUDSave up to $4,624 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
$1,061 AUD