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Radiant|Lab Grown|IGI

1.57ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG818659743

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

Certificate IGI LG818659743

Diamond specifications and retailer prices

From $1,007 SGD
$788 USD
As of November 1, 2026
Save $3,544 SGD (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $4,551 SGD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

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 E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818659743 or 818659743. Listed at 8 retailers as of November 1, 2026, with prices from $1,007 to $4,551, a $3,544 spread on the same certified stone. Do Amore Diamonds lists it at $4,551. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.9°
Pavilion angle32.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818659743
Dimensions8.33 × 5.70 × 3.75 mm
L/W Ratio1.46
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
8.33 mm5.70 mm1.57 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818659743
Side View
Table 64.0%Crown 40.9°Girdle: MED-STKPavilion 32.5°Culet: NoneDepth 65.8%

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 1
Current: $4,551 SGD|Low: $647 SGD|High: $5,842 SGD|Avg: $2,546 SGD|-22.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 12$647 SGD
Retailer 8$1,007 SGD
Retailer 2$1,010 SGD
Retailer 11$1,495 SGD
Retailer 3$1,532 SGD
Retailer 7$1,696 SGD
Retailer 10$2,240 SGD
Retailer 6$2,593 SGD
Retailer 4$3,156 SGD
Retailer 5$3,784 SGD
Retailer 9$4,513 SGD
Do Amore Diamonds$4,551 SGD

17 data points across 12 retailers

8 retailers$1,007 SGD to $4,551 SGD

A
Cheapest Retailer
-
$1,007 SGD
$788 USD
A
Retailer 2
-
$1,010 SGD
$790 USD
View
B+
Retailer 3
-
$1,696 SGD
$1,327 USD
View
B+
Retailer 4
-
$2,240 SGD
$1,752 USD
View
B+
Retailer 5
-
$2,593 SGD
£1,597 GBP
View
B
Retailer 6
-
$3,784 SGD
$2,960 USD
View
Retailer 7
-
$4,513 SGD
$3,530 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Do Amore Diamonds
27-0AF752300 · Nov 1
$4,551 SGD
$3,560 USD
View
7 more retailers have this diamond
Prices start from $1,007 SGDSave up to $3,544 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
$1,007 SGD