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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 $330 SGD
$258 USD
As of October 29, 2026
Save $3,169 SGD (91%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $3,499 SGD at Blue Nile · As of October 31, 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 October 29, 2026, with prices from $330 to $3,499, a $3,169 spread on the same certified stone. Blue Nile lists it at $3,499. 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: Oct 29
Current: $799 SGD|Low: $317 SGD|High: $4,257 SGD|Avg: $1,372 SGD|-5.3%
Retailer 1
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Retailer 26
October 31, 2026
Retailer 2$330 SGD
Retailer 26$384 SGD
Retailer 5$391 SGD
Retailer 4$410 SGD
Retailer 12$614 SGD
Retailer 16$622 SGD
Retailer 7$639 SGD
Retailer 25$745 SGD
Retailer 13$748 SGD
Retailer 24$777 SGD
Retailer 1$799 SGD
Retailer 14$921 SGD
Retailer 15$1,014 SGD
Retailer 8$1,034 SGD
Retailer 23$1,052 SGD
Retailer 6$1,259 SGD
Retailer 3$1,454 SGD
Retailer 10$1,611 SGD
Retailer 17$1,666 SGD
Retailer 9$1,762 SGD
Retailer 18$1,784 SGD
Retailer 22$1,822 SGD
Retailer 20$2,422 SGD
Retailer 11$2,940 SGD
Retailer 19$3,087 SGD
Retailer 21$3,388 SGD

34 data points across 26 retailers

27 retailers$330 SGD to $3,499 SGD

A
Cheapest Retailer
-
$330 SGD
$258 USD
A
Retailer 2
-
$384 SGD
$300 USD
View
A
Retailer 3
-
$391 SGD
$306 USD
View
Final sale: no returns
A
Retailer 4
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$410 SGD
$321 USD
View
A
Retailer 5
-
$614 SGD
$480 USD
View
A
Retailer 6
-
$622 SGD
HK$3,800 HKD
View
A
Retailer 7
-
$639 SGD
$500 USD
View
A
Retailer 8
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$745 SGD
€555 EUR
View
A
Retailer 9
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$748 SGD
$585 USD
View
A
Retailer 10
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$777 SGD
ZAR 9,821 ZAR
View
A
Retailer 11
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$799 SGD
£492 GBP
View
A
Retailer 12
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$921 SGD
A$1,108 AUD
View
A
Retailer 13
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$1,014 SGD
$793 USD
View
A
Retailer 14
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$1,034 SGD
$809 USD
View
A
Retailer 15
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$1,052 SGD
A$1,266 AUD
View
B+
Retailer 16
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$1,259 SGD
$985 USD
View
B+
Retailer 17
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$1,454 SGD
$1,137 USD
View
B+
Retailer 18
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$1,611 SGD
$1,260 USD
View
B+
Retailer 19
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$1,666 SGD
$1,303 USD
View
B+
Retailer 20
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$1,762 SGD
$1,378 USD
View
B+
Retailer 21
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$1,784 SGD
View
B+
Retailer 22
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$1,822 SGD
£1,122 GBP
View
B+
Retailer 23
-
$2,422 SGD
A$2,915 AUD
View
B
Retailer 24
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$2,940 SGD
$2,300 USD
View
Retailer 25
-
$3,087 SGD
$2,415 USD
View
Price last confirmed 34 days ago
B
Retailer 26
-
$3,388 SGD
$2,650 USD
View
Most Expensive
B
Blue Nile
24056586 · Oct 31
$3,499 SGD
$2,737 USD
View
26 more retailers have this diamond
Prices start from $330 SGDSave up to $3,169 SGD

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
$330 SGD