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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 $459 NZD
As of November 5, 2026
Save $4,410 NZD (91%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $4,869 NZD at Blue Nile · As of November 5, 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 5, 2026, with prices from $459 to $4,869, a $4,410 spread on the same certified stone. Blue Nile lists it at $4,869. 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

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 5
Current: $1,098 NZD|Low: $441 NZD|High: $5,924 NZD|Avg: $1,772 NZD|-0.2%
Retailer 1
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Retailer 25
November 6, 2026
Retailer 3$459 NZD
Retailer 12$512 NZD
Retailer 2$534 NZD
Retailer 5$571 NZD
Retailer 22$854 NZD
Retailer 16$865 NZD
Retailer 7$889 NZD
Retailer 25$1,035 NZD
Retailer 13$1,041 NZD
Retailer 20$1,085 NZD
Retailer 1$1,098 NZD
Retailer 14$1,281 NZD
Retailer 15$1,409 NZD
Retailer 8$1,439 NZD
Retailer 19$1,475 NZD
Retailer 6$1,752 NZD
Retailer 4$2,023 NZD
Retailer 10$2,241 NZD
Retailer 17$2,318 NZD
Retailer 9$2,450 NZD
Retailer 18$2,482 NZD
Retailer 21$2,521 NZD
Retailer 23$3,369 NZD
Retailer 11$4,091 NZD
Retailer 24$4,714 NZD

37 data points across 25 retailers

27 retailers$459 NZD to $4,869 NZD

A
Cheapest Retailer
-
$459 NZD
A
Retailer 2
-
$512 NZD
View
Final sale: no returns
A
Retailer 3
-
$534 NZD
View
A
Retailer 4
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$571 NZD
View
A
Retailer 5
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$854 NZD
View
A
Retailer 6
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$865 NZD
View
A
Retailer 7
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$889 NZD
View
A
Retailer 8
-
$1,035 NZD
View
A
Retailer 9
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$1,041 NZD
View
A
Retailer 10
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$1,085 NZD
View
A
Retailer 11
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$1,098 NZD
View
A
Retailer 12
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$1,281 NZD
View
A
Retailer 13
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$1,409 NZD
View
A
Retailer 14
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$1,439 NZD
View
A
Retailer 15
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$1,475 NZD
View
B+
Retailer 16
-
$1,752 NZD
View
B+
Retailer 17
-
$2,023 NZD
View
B+
Retailer 18
-
$2,241 NZD
View
B+
Retailer 19
-
$2,318 NZD
View
B+
Retailer 20
-
$2,450 NZD
View
B+
Retailer 21
-
$2,482 NZD
View
B+
Retailer 22
-
$2,521 NZD
View
B+
Retailer 23
-
$3,369 NZD
View
B
Retailer 24
-
$4,091 NZD
View
Retailer 25
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$4,296 NZD
View
Price last confirmed 39 days ago
B
Retailer 26
-
$4,714 NZD
View
Most Expensive
B
Blue Nile
24056586 · Nov 5
$4,869 NZD
$2,737 USD
View
26 more retailers have this diamond
Prices start from $459 NZDSave up to $4,410 NZD

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
$459 NZD