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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 $2,422 CAD
$1,734 USD
As of October 30, 2026
Save $1,988 CAD (45%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $5,266 CAD 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 October 26, 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
Color
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $5,266 CAD|Low: $1,936 CAD|High: $8,132 CAD|Avg: $3,716 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 7$2,422 CAD
Retailer 8$2,500 CAD
Retailer 12$2,636 CAD
Retailer 3$2,713 CAD
Retailer 9$2,811 CAD
Retailer 11$2,811 CAD
Retailer 4$3,045 CAD
Retailer 2$3,975 CAD
Retailer 10$4,410 CAD
Retailer 6$4,844 CAD
NZ Jewellers$5,266 CAD
Retailer 5$8,068 CAD

43 data points across 12 retailers

12 retailers$2,422 CAD to $4,410 CAD

B
Cheapest Retailer
-
$2,422 CAD
$1,734 USD
B
Retailer 2
-
$2,500 CAD
$1,790 USD
View
B
Retailer 3
-
$2,636 CAD
$1,887 USD
View
B
Retailer 4
-
$2,713 CAD
$1,942 USD
View
Final sale: no returns
B
Retailer 5
-
$2,811 CAD
$2,012 USD
View
Retailer 6
-
$2,811 CAD
$2,012 USD
View
Price last confirmed 18 days ago
B
Retailer 7
-
$3,045 CAD
$2,180 USD
View
B
Retailer 8
-
$3,975 CAD
£2,241 GBP
View
B
Retailer 9
-
$4,410 CAD
$3,157 USD
View
Retailer 10
-
$4,844 CAD
$3,468 USD
View
Price under review
Most Expensive
NZ Jewellers
7e4cb6b3-91e1-4e80-9115-3e93694955b3 · Oct 31
$5,266 CAD
$3,770 USD
View
Price under review
10 more retailers have this diamond
Prices start from $2,422 CADSave up to $1,988 CAD

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
$2,422 CAD