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Oval|Lab Grown|IGI

1.54ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG668432768

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG668432768

Diamond specifications and retailer prices

From $369 AUD
$258 USD
As of November 1, 2026
Save $3,550 AUD (91%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $3,919 AUD at Blue Nile · As of November 3, 2026
View at Blue Nile

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 LG668432768 or 668432768. Listed at 27 retailers as of November 1, 2026, with prices from $369 to $3,919, a $3,550 spread on the same certified stone. Blue Nile lists it at $3,919. 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 angle34.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668432768
Dimensions9.49 × 6.43 × 4.02 mm
L/W Ratio1.48
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
9.49 mm6.43 mm1.54 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG668432768
Side View
Table 59.0%Crown 34.7°Girdle: MED-THKPavilion 40.8°Culet: NoneDepth 62.5%

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: Nov 1
Current: $886 AUD|Low: $355 AUD|High: $4,768 AUD|Avg: $1,446 AUD|-6.3%
Retailer 1
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Retailer 25
November 3, 2026
Retailer 2$369 AUD
Retailer 25$430 AUD
Retailer 5$438 AUD
Retailer 4$460 AUD
Retailer 20$687 AUD
Retailer 16$696 AUD
Retailer 7$716 AUD
Retailer 24$834 AUD
Retailer 13$838 AUD
Retailer 12$874 AUD
Retailer 1$886 AUD
Retailer 14$1,031 AUD
Retailer 15$1,135 AUD
Retailer 8$1,158 AUD
Retailer 23$1,178 AUD
Retailer 6$1,410 AUD
Retailer 3$1,628 AUD
Retailer 10$1,804 AUD
Retailer 17$1,866 AUD
Retailer 9$1,973 AUD
Retailer 18$1,998 AUD
Retailer 19$2,029 AUD
Retailer 21$2,713 AUD
Retailer 11$3,293 AUD
Retailer 22$3,795 AUD

36 data points across 25 retailers

27 retailers$369 AUD to $3,919 AUD

A
Cheapest Retailer
-
$369 AUD
$258 USD
A
Retailer 2
-
$430 AUD
$300 USD
View
A
Retailer 3
-
$438 AUD
$306 USD
View
Final sale: no returns
A
Retailer 4
-
$460 AUD
$321 USD
View
A
Retailer 5
-
$687 AUD
$480 USD
View
A
Retailer 6
-
$696 AUD
HK$3,800 HKD
View
A
Retailer 7
-
$716 AUD
$500 USD
View
A
Retailer 8
-
$834 AUD
€555 EUR
View
A
Retailer 9
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$838 AUD
$585 USD
View
A
Retailer 10
-
$874 AUD
ZAR 9,856 ZAR
View
A
Retailer 11
-
$886 AUD
£487 GBP
View
A
Retailer 12
-
$1,031 AUD
View
A
Retailer 13
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$1,135 AUD
$793 USD
View
A
Retailer 14
-
$1,158 AUD
$809 USD
View
A
Retailer 15
-
$1,178 AUD
View
B+
Retailer 16
-
$1,410 AUD
$985 USD
View
B+
Retailer 17
-
$1,628 AUD
$1,137 USD
View
B+
Retailer 18
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$1,804 AUD
$1,260 USD
View
B+
Retailer 19
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$1,866 AUD
$1,303 USD
View
B+
Retailer 20
-
$1,973 AUD
$1,378 USD
View
B+
Retailer 21
-
$1,998 AUD
SGD 1,886 SGD
View
B+
Retailer 22
-
$2,029 AUD
£1,116 GBP
View
B+
Retailer 23
-
$2,713 AUD
View
B
Retailer 24
-
$3,293 AUD
$2,300 USD
View
Retailer 25
-
$3,458 AUD
$2,415 USD
View
Price last confirmed 36 days ago
B
Retailer 26
-
$3,795 AUD
$2,650 USD
View
Most Expensive
B
Blue Nile
24056586 · Nov 3
$3,919 AUD
$2,737 USD
View
26 more retailers have this diamond
Prices start from $369 AUDSave up to $3,550 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
$369 AUD