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Oval|Lab Grown|IGI

1.54ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG839683865

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG839683865

Diamond specifications and retailer prices

From $610 AUD
$426 USD
As of November 1, 2026
Save $5,683 AUD (90%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $7,775 AUD at Brilliant Earth · As of November 2, 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 LG839683865 or 839683865. Listed at 25 retailers as of October 30, 2026, with a 932% 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 angle35.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839683865
Dimensions9.36 × 6.47 × 4.07 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
9.36 mm6.47 mm1.54 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839683865
Side View
Table 60.0%Crown 35.8°Girdle: MED-STKPavilion 40.7°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 1
Current: $7,775 AUD|Low: $586 AUD|High: $7,775 AUD|Avg: $1,954 AUD
Brilliant Earth
Retailer 2
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Retailer 7
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Retailer 24
Retailer 25
November 3, 2026
Retailer 24$610 AUD
Retailer 4$683 AUD
Retailer 8$756 AUD
Retailer 25$756 AUD
Retailer 10$769 AUD
Retailer 13$799 AUD
Retailer 22$902 AUD
Retailer 14$1,061 AUD
Retailer 21$1,152 AUD
Retailer 16$1,203 AUD
Retailer 23$1,207 AUD
Retailer 2$1,234 AUD
Retailer 19$1,303 AUD
Retailer 7$1,559 AUD
Retailer 12$1,659 AUD
Retailer 3$2,347 AUD
Retailer 9$2,429 AUD
Retailer 6$2,476 AUD
Retailer 11$2,506 AUD
Retailer 5$2,740 AUD
Retailer 20$2,775 AUD
Retailer 18$3,268 AUD
Retailer 17$3,477 AUD
Retailer 15$6,293 AUD
Brilliant Earth$7,775 AUD

32 data points across 25 retailers

25 retailers$610 AUD to $6,293 AUD

A
Cheapest Retailer
-
$610 AUD
$426 USD
A
Retailer 2
-
$683 AUD
$477 USD
View
Retailer 3
-
$756 AUD
$528 USD
View
Price last confirmed 9 days ago
A
Retailer 4
-
$756 AUD
$528 USD
View
A
Retailer 5
-
$769 AUD
$537 USD
View
Final sale: no returns
A
Retailer 6
-
$799 AUD
£439 GBP
View
A
Retailer 7
-
$902 AUD
$630 USD
View
A
Retailer 8
-
$1,061 AUD
$741 USD
View
A
Retailer 9
-
$1,152 AUD
€766 EUR
View
A
Retailer 10
-
$1,203 AUD
$840 USD
View
A
Retailer 11
-
$1,207 AUD
$843 USD
View
A
Retailer 12
-
$1,234 AUD
£678 GBP
View
A
Retailer 13
-
$1,303 AUD
ZAR 14,703 ZAR
View
B+
Retailer 14
-
$1,559 AUD
$1,089 USD
View
Retailer 15
-
$1,659 AUD
$1,159 USD
View
Price last confirmed 7 days ago
B+
Retailer 16
-
$2,347 AUD
$1,639 USD
View
B+
Retailer 17
-
$2,429 AUD
$1,696 USD
View
B+
Retailer 18
-
$2,476 AUD
$1,729 USD
View
B+
Retailer 19
-
$2,506 AUD
CA$2,430 CAD
View
B
Retailer 20
-
$2,740 AUD
$1,913 USD
View
B+
Retailer 21
-
$2,775 AUD
£1,526 GBP
View
B
Retailer 22
-
$3,268 AUD
$2,282 USD
View
B
Retailer 23
-
$3,477 AUD
$2,428 USD
View
B
Retailer 24
-
$6,293 AUD
$4,395 USD
View
Most Expensive
Brilliant Earth
21790191A · Nov 2
$7,775 AUD
$5,430 USD
View
Price under review
24 more retailers have this diamond
Prices start from $610 AUDSave up to $5,683 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
$610 AUD