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Radiant|Lab Grown|IGI

1.57ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG743593868

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

Certificate IGI LG743593868

Diamond specifications and retailer prices

From $385 SGD
$301 USD
As of October 30, 2026
Save $3,374 SGD (90%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: $3,758 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.57ct lab-grown radiant diamond

This 1.57ct 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 LG743593868 or 743593868. Listed at 31 retailers as of October 30, 2026, with prices from $385 to $3,758, a $3,374 spread on the same certified stone. Brilliant Earth lists it at $3,758. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.5°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743593868
Dimensions5.71 × 5.71 × 3.79 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
5.71 mm5.71 mm1.57 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743593868
Side View
Table 62.0%Crown 40.5°Girdle: MED-STKPavilion 34.3°Culet: NoneDepth 66.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $3,758 SGD|Low: $385 SGD|High: $4,334 SGD|Avg: $1,462 SGD|-13.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 17
Retailer 18
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Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
November 1, 2026
Retailer 8$385 SGD
Retailer 11$460 SGD
Retailer 17$474 SGD
Retailer 24$560 SGD
Retailer 3$678 SGD
Retailer 22$704 SGD
Retailer 9$741 SGD
Retailer 12$812 SGD
Retailer 13$855 SGD
Retailer 20$905 SGD
Retailer 2$943 SGD
Retailer 10$1,083 SGD
Retailer 14$1,192 SGD
Retailer 19$1,227 SGD
Retailer 4$1,465 SGD
Retailer 5$1,833 SGD
Retailer 15$1,898 SGD
Retailer 7$1,932 SGD
Retailer 16$2,022 SGD
Retailer 21$2,112 SGD
Retailer 18$2,166 SGD
Retailer 23$3,145 SGD
Retailer 6$3,413 SGD
Brilliant Earth$3,758 SGD

38 data points across 24 retailers

31 retailers$385 SGD to $3,758 SGD

A
Cheapest Retailer
-
$385 SGD
$301 USD
Retailer 2
-
$385 SGD
$301 USD
View
Price last confirmed 24 days ago
Retailer 3
-
$409 SGD
$320 USD
View
Price last confirmed 32 days ago
A
Retailer 4
-
$460 SGD
$360 USD
View
Final sale: no returns
Retailer 5
-
$474 SGD
$371 USD
View
Price last confirmed 35 days ago
Retailer 6
-
$477 SGD
$373 USD
View
Price last confirmed 29 days ago
Retailer 7
-
$501 SGD
$392 USD
View
Price last confirmed 33 days ago
Retailer 8
-
$560 SGD
£345 GBP
View
Price last confirmed 15 days ago
A
Retailer 9
-
$678 SGD
$530 USD
View
A
Retailer 10
-
$704 SGD
HK$4,300 HKD
View
A
Retailer 11
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$741 SGD
$580 USD
View
A
Retailer 12
-
$812 SGD
$635 USD
View
A
Retailer 13
-
$855 SGD
€637 EUR
View
A
Retailer 14
-
$905 SGD
ZAR 11,431 ZAR
View
A
Retailer 15
-
$943 SGD
£581 GBP
View
A
Retailer 16
-
$1,083 SGD
$847 USD
View
A
Retailer 17
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$1,192 SGD
$933 USD
View
A
Retailer 18
-
$1,227 SGD
A$1,477 AUD
View
B+
Retailer 19
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$1,465 SGD
$1,146 USD
View
Retailer 20
-
$1,693 SGD
$1,324 USD
View
Price last confirmed 22 days ago
B+
Retailer 21
-
$1,693 SGD
$1,324 USD
View
Retailer 22
-
$1,800 SGD
$1,408 USD
View
Price last confirmed 32 days ago
B+
Retailer 23
-
$1,833 SGD
$1,434 USD
View
B+
Retailer 24
-
$1,898 SGD
$1,484 USD
View
B+
Retailer 25
-
$1,932 SGD
$1,511 USD
View
B+
Retailer 26
-
$2,022 SGD
View
B+
Retailer 27
-
$2,112 SGD
£1,301 GBP
View
B+
Retailer 28
-
$2,166 SGD
A$2,607 AUD
View
B
Retailer 29
-
$3,145 SGD
$2,460 USD
View
B
Retailer 30
-
$3,413 SGD
$2,670 USD
View
Most Expensive
B
Brilliant Earth
17456789Y · Oct 30
$3,758 SGD
$2,940 USD
View
30 more retailers have this diamond
Prices start from $385 SGDSave up to $3,374 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
1.57ct Radiant
$385 SGD