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Radiant|Lab Grown|IGI

1.53ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG754509091

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG754509091

Diamond specifications and retailer prices

From $376 SGD
$294 USD
As of October 30, 2026
Save $3,293 SGD (90%) vs most expensive(unlock to see where)
33 retailers carry this diamond
Most expensive: $3,669 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.53ct lab-grown radiant diamond

This 1.53ct lab-grown radiant 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 LG754509091 or 754509091. Listed at 33 retailers as of October 30, 2026, with prices from $376 to $3,669, a $3,293 spread on the same certified stone. Brilliant Earth lists it at $3,669. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754509091
Dimensions5.69 × 5.69 × 3.71 mm
L/W Ratio1.00
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
5.69 mm5.69 mm1.53 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754509091
Side View
Table 63.0%Crown 42°Girdle: MED-STKPavilion 33.5°Culet: NoneDepth 65.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $3,669 SGD|Low: $376 SGD|High: $4,232 SGD|Avg: $1,457 SGD|-13.3%
Brilliant Earth
Retailer 2
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Retailer 24
November 1, 2026
Retailer 8$376 SGD
Retailer 11$449 SGD
Retailer 17$463 SGD
Retailer 2$544 SGD
Retailer 5$665 SGD
Retailer 23$687 SGD
Retailer 9$726 SGD
Retailer 12$799 SGD
Retailer 18$835 SGD
Retailer 21$884 SGD
Retailer 13$919 SGD
Retailer 10$1,032 SGD
Retailer 14$1,162 SGD
Retailer 20$1,198 SGD
Retailer 3$1,431 SGD
Retailer 4$1,791 SGD
Retailer 15$1,859 SGD
Retailer 7$1,904 SGD
Retailer 16$1,985 SGD
Retailer 22$2,064 SGD
Retailer 19$2,111 SGD
Retailer 24$3,138 SGD
Retailer 6$3,337 SGD
Brilliant Earth$3,669 SGD

36 data points across 24 retailers

33 retailers$376 SGD to $3,669 SGD

A
Cheapest Retailer
-
$376 SGD
$294 USD
Retailer 2
-
$376 SGD
$294 USD
View
Price last confirmed 24 days ago
Retailer 3
-
$399 SGD
$312 USD
View
Price last confirmed 32 days ago
A
Retailer 4
-
$449 SGD
$351 USD
View
Final sale: no returns
Retailer 5
-
$463 SGD
$362 USD
View
Price last confirmed 34 days ago
Retailer 6
-
$465 SGD
$364 USD
View
Price last confirmed 29 days ago
Retailer 7
-
$488 SGD
$382 USD
View
Price last confirmed 33 days ago
A
Retailer 8
-
$544 SGD
£335 GBP
View
A
Retailer 9
-
$665 SGD
$520 USD
View
A
Retailer 10
-
$687 SGD
HK$4,200 HKD
View
A
Retailer 11
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$726 SGD
$568 USD
View
A
Retailer 12
-
$799 SGD
$625 USD
View
A
Retailer 13
-
$835 SGD
€622 EUR
View
A
Retailer 14
-
$884 SGD
ZAR 11,165 ZAR
View
Retailer 15
-
$908 SGD
£559 GBP
View
Price last confirmed 16 days ago
A
Retailer 16
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$919 SGD
£566 GBP
View
A
Retailer 17
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$1,032 SGD
$807 USD
View
A
Retailer 18
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$1,162 SGD
$909 USD
View
A
Retailer 19
-
$1,198 SGD
A$1,442 AUD
View
B+
Retailer 20
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$1,431 SGD
$1,119 USD
View
Retailer 21
-
$1,653 SGD
$1,293 USD
View
Price last confirmed 21 days ago
B+
Retailer 22
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$1,653 SGD
$1,293 USD
View
Retailer 23
-
$1,758 SGD
$1,375 USD
View
Price last confirmed 31 days ago
B+
Retailer 24
-
$1,791 SGD
$1,401 USD
View
B+
Retailer 25
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$1,859 SGD
$1,454 USD
View
B+
Retailer 26
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$1,904 SGD
$1,489 USD
View
B+
Retailer 27
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$1,985 SGD
View
B+
Retailer 28
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$2,064 SGD
£1,271 GBP
View
B+
Retailer 29
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$2,111 SGD
A$2,541 AUD
View
B
Retailer 30
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$3,138 SGD
$2,455 USD
View
B
Retailer 31
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$3,337 SGD
$2,610 USD
View
B
Retailer 32
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$3,402 SGD
$2,661 USD
View
Most Expensive
B
Brilliant Earth
18652906Y · Oct 30
$3,669 SGD
$2,870 USD
View
32 more retailers have this diamond
Prices start from $376 SGDSave up to $3,293 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
1.53ct Radiant
$376 SGD