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Oval|Lab Grown|IGI

1.54ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG770618010

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG770618010

Diamond specifications and retailer prices

From $357 AUD
$249 USD
As of November 1, 2026
Save $3,438 AUD (91%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,795 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG770618010 or 770618010. Listed at 18 retailers as of November 1, 2026, with prices from $357 to $3,795, a $3,438 spread on the same certified stone. Brilliant Earth lists it at $3,795. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770618010
Dimensions9.31 × 6.59 × 3.93 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
9.31 mm6.59 mm1.54 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770618010
Side View
Table 60.0%Crown 33.1°Girdle: MED-STKPavilion 39°Culet: NoneDepth 59.6%

Caratlytics Score

How it works →
A+
Exceptional
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: $3,795 AUD|Low: $357 AUD|High: $4,625 AUD|Avg: $1,433 AUD|-18.0%
Brilliant Earth
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
November 3, 2026
Retailer 3$357 AUD
Retailer 6$398 AUD
Retailer 4$412 AUD
Retailer 12$515 AUD
Retailer 5$582 AUD
Retailer 18$631 AUD
Retailer 10$687 AUD
Retailer 16$800 AUD
Retailer 14$816 AUD
Retailer 2$1,143 AUD
Retailer 11$1,257 AUD
Retailer 7$1,507 AUD
Retailer 15$1,566 AUD
Retailer 8$1,760 AUD
Retailer 13$1,953 AUD
Retailer 9$3,408 AUD
Retailer 17$3,422 AUD
Brilliant Earth$3,795 AUD

31 data points across 18 retailers

18 retailers$357 AUD to $3,795 AUD

A+
Cheapest Retailer
-
$357 AUD
$249 USD
A
Retailer 2
-
$398 AUD
$278 USD
View
Final sale: no returns
A
Retailer 3
-
$412 AUD
$288 USD
View
A
Retailer 4
-
$515 AUD
£283 GBP
View
A
Retailer 5
-
$582 AUD
$407 USD
View
B+
Retailer 6
-
$631 AUD
$441 USD
View
A
Retailer 7
-
$800 AUD
$559 USD
View
A
Retailer 8
-
$816 AUD
€543 EUR
View
A
Retailer 9
-
$1,143 AUD
View
A
Retailer 10
-
$1,257 AUD
$878 USD
View
Retailer 11
-
$1,270 AUD
$887 USD
View
Price last confirmed 48 days ago
B+
Retailer 12
-
$1,507 AUD
$1,052 USD
View
B+
Retailer 13
-
$1,566 AUD
$1,094 USD
View
B+
Retailer 14
-
$1,760 AUD
$1,229 USD
View
B+
Retailer 15
-
$1,953 AUD
£1,074 GBP
View
Retailer 16
-
$3,408 AUD
$2,380 USD
View
Price last confirmed 15 days ago
B
Retailer 17
-
$3,422 AUD
$2,390 USD
View
Most Expensive
B
Brilliant Earth
21400496Y · Nov 3
$3,795 AUD
$2,650 USD
View
17 more retailers have this diamond
Prices start from $357 AUDSave up to $3,438 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
$357 AUD