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Oval|Lab Grown|IGI

1.54ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG669418958

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG669418958

Diamond specifications and retailer prices

From $391 SGD
$306 USD
As of October 30, 2026
Save $2,997 SGD (88%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: $3,388 SGD at Brilliant Earth · As of October 31, 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 LG669418958 or 669418958. Listed at 31 retailers as of October 30, 2026, with prices from $391 to $3,388, a $2,997 spread on the same certified stone. Brilliant Earth lists it at $3,388. 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 angle33.2°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669418958
Dimensions9.57 × 6.49 × 4.08 mm
L/W Ratio1.47
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
9.57 mm6.49 mm1.54 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669418958
Side View
Table 59.0%Crown 33.2°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.9%

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 30
Current: $3,388 SGD|Low: $368 SGD|High: $4,257 SGD|Avg: $1,454 SGD|-20.4%
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
Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 1, 2026
Retailer 20$391 SGD
Retailer 13$614 SGD
Retailer 11$622 SGD
Retailer 3$639 SGD
Retailer 19$745 SGD
Retailer 8$748 SGD
Retailer 18$777 SGD
Retailer 2$792 SGD
Retailer 9$921 SGD
Retailer 10$1,014 SGD
Retailer 4$1,034 SGD
Retailer 17$1,052 SGD
Retailer 21$1,259 SGD
Retailer 6$1,611 SGD
Retailer 12$1,666 SGD
Retailer 5$1,762 SGD
Retailer 14$1,784 SGD
Retailer 16$1,822 SGD
Retailer 22$2,450 SGD
Retailer 7$2,940 SGD
Retailer 15$3,087 SGD
Brilliant Earth$3,388 SGD

38 data points across 22 retailers

31 retailers$391 SGD to $3,388 SGD

Retailer 1
-
$352 SGD
$275 USD
Price last confirmed 33 days ago
Retailer 2
-
$384 SGD
$300 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
$391 SGD
$306 USD
View
Final sale: no returns
Retailer 4
-
$408 SGD
$319 USD
View
Price last confirmed 37 days ago
A
Retailer 5
-
$410 SGD
$321 USD
View
Retailer 6
-
$410 SGD
$321 USD
View
Price last confirmed 22 days ago
Retailer 7
-
$410 SGD
$321 USD
View
Price last confirmed 29 days ago
Retailer 8
-
$430 SGD
$336 USD
View
Price last confirmed 32 days ago
A
Retailer 9
-
$614 SGD
$480 USD
View
A
Retailer 10
-
$622 SGD
HK$3,800 HKD
View
A
Retailer 11
-
$639 SGD
$500 USD
View
A
Retailer 12
-
$745 SGD
€555 EUR
View
A
Retailer 13
-
$748 SGD
$585 USD
View
A
Retailer 14
-
$777 SGD
ZAR 9,821 ZAR
View
A
Retailer 15
-
$792 SGD
£488 GBP
View
A
Retailer 16
-
$921 SGD
A$1,108 AUD
View
A
Retailer 17
-
$1,014 SGD
$793 USD
View
A
Retailer 18
-
$1,034 SGD
$809 USD
View
A
Retailer 19
-
$1,052 SGD
A$1,266 AUD
View
B+
Retailer 20
-
$1,259 SGD
$985 USD
View
Retailer 21
-
$1,454 SGD
$1,137 USD
View
Price last confirmed 22 days ago
Retailer 22
-
$1,546 SGD
$1,209 USD
View
Price last confirmed 31 days ago
B+
Retailer 23
-
$1,611 SGD
$1,260 USD
View
B+
Retailer 24
-
$1,666 SGD
$1,303 USD
View
B+
Retailer 25
-
$1,762 SGD
$1,378 USD
View
B+
Retailer 26
-
$1,784 SGD
View
B+
Retailer 27
-
$1,822 SGD
£1,122 GBP
View
Retailer 28
-
$2,450 SGD
A$2,948 AUD
View
Price last confirmed 24 days ago
B
Retailer 29
-
$2,940 SGD
$2,300 USD
View
Retailer 30
-
$3,087 SGD
$2,415 USD
View
Price last confirmed 34 days ago
Most Expensive
B
Brilliant Earth
13415820Y · Oct 31
$3,388 SGD
$2,650 USD
View
30 more retailers have this diamond
Prices start from $391 SGDSave up to $2,997 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
$391 SGD