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Emerald|Lab Grown|IGI

1.57ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG496134917

Shape and cutting style on the report: Emerald cut

Certificate IGI LG496134917

Diamond specifications and retailer prices

From $2,217 SGD
$1,734 USD
As of November 1, 2026
Save $1,819 SGD (45%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,820 SGD at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 1.57ct lab-grown emerald diamond

This 1.57ct lab-grown emerald sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG496134917 or 496134917. Listed at 12 retailers as of November 1, 2026, with a 82% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.57
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle26°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG496134917
Dimensions7.82 × 5.40 × 3.74 mm
L/W Ratio1.45
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.82 mm5.40 mm1.57 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG496134917
Side View
Table 63.0%Crown 26°Girdle: MediumPavilion 41.8°Culet: LNGDepth 69.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 1
Current: $4,820 SGD|Low: $2,129 SGD|High: $7,442 SGD|Avg: $3,415 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 7$2,217 SGD
Retailer 8$2,288 SGD
Retailer 12$2,412 SGD
Retailer 3$2,483 SGD
Retailer 9$2,572 SGD
Retailer 11$2,572 SGD
Retailer 4$2,787 SGD
Retailer 2$3,646 SGD
Retailer 10$4,036 SGD
Retailer 6$4,433 SGD
NZ Jewellers$4,820 SGD
Retailer 5$7,384 SGD

43 data points across 12 retailers

12 retailers$2,217 SGD to $4,036 SGD

B
Cheapest Retailer
-
$2,217 SGD
$1,734 USD
B
Retailer 2
-
$2,288 SGD
$1,790 USD
View
B
Retailer 3
-
$2,412 SGD
$1,887 USD
View
B
Retailer 4
-
$2,483 SGD
$1,942 USD
View
Final sale: no returns
B
Retailer 5
-
$2,572 SGD
$2,012 USD
View
Retailer 6
-
$2,572 SGD
$2,012 USD
View
Price last confirmed 20 days ago
B
Retailer 7
-
$2,787 SGD
$2,180 USD
View
B
Retailer 8
-
$3,646 SGD
£2,246 GBP
View
B
Retailer 9
-
$4,036 SGD
$3,157 USD
View
Retailer 10
-
$4,433 SGD
$3,468 USD
View
Price under review
Most Expensive
NZ Jewellers
7e4cb6b3-91e1-4e80-9115-3e93694955b3 · Oct 31
$4,820 SGD
$3,770 USD
View
Price under review
10 more retailers have this diamond
Prices start from $2,217 SGDSave up to $1,819 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.

B
1.57ct Emerald
$2,217 SGD