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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 HK$13,604 HKD
$1,734 USD
As of November 1, 2026
Save HK$11,164 HKD (45%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$29,578 HKD 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: HK$29,578 HKD|Low: HK$13,063 HKD|High: HK$45,675 HKD|Avg: HK$20,951 HKD
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 1, 2026
Retailer 7HK$13,604 HKD
Retailer 8HK$14,044 HKD
Retailer 12HK$14,805 HKD
Retailer 3HK$15,236 HKD
Retailer 9HK$15,786 HKD
Retailer 11HK$15,786 HKD
Retailer 4HK$17,104 HKD
Retailer 2HK$22,376 HKD
Retailer 10HK$24,769 HKD
Retailer 6HK$27,209 HKD
NZ JewellersHK$29,578 HKD
Retailer 5HK$45,316 HKD

42 data points across 12 retailers

12 retailersHK$13,604 HKD to HK$24,769 HKD

B
Cheapest Retailer
-
HK$13,604 HKD
$1,734 USD
B
Retailer 2
-
HK$14,044 HKD
$1,790 USD
View
B
Retailer 3
-
HK$14,805 HKD
$1,887 USD
View
B
Retailer 4
-
HK$15,236 HKD
$1,942 USD
View
Final sale: no returns
B
Retailer 5
-
HK$15,786 HKD
$2,012 USD
View
Retailer 6
-
HK$15,786 HKD
$2,012 USD
View
Price last confirmed 20 days ago
B
Retailer 7
-
HK$17,104 HKD
$2,180 USD
View
B
Retailer 8
-
HK$22,376 HKD
£2,246 GBP
View
B
Retailer 9
-
HK$24,769 HKD
$3,157 USD
View
Retailer 10
-
HK$27,209 HKD
$3,468 USD
View
Price under review
Most Expensive
NZ Jewellers
7e4cb6b3-91e1-4e80-9115-3e93694955b3 · Oct 31
HK$29,578 HKD
$3,770 USD
View
Price under review
10 more retailers have this diamond
Prices start from HK$13,604 HKDSave up to HK$11,164 HKD

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
HK$13,604 HKD