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Emerald|Lab Grown|IGI

1.74ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG519244921

Shape and cutting style on the report: Emerald cut

Certificate IGI LG519244921

Diamond specifications and retailer prices

From HK$2,644 HKD
$337 USD
As of October 28, 2026
Save HK$3,029 HKD (53%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$17,184 HKD at Brilliant Earth · As of October 20, 2026
View at Brilliant Earth

About this 1.74ct lab-grown emerald diamond

This 1.74ct lab-grown emerald sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG519244921 or 519244921. Listed at 3 retailers as of October 23, 2026, with a 115% 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

1.74
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle28.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG519244921
Dimensions8.01 × 5.72 × 3.78 mm
L/W Ratio1.40
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
8.01 mm5.72 mm1.74 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG519244921
Side View
Table 63.5%Crown 28.8°Girdle: MediumPavilion 40.6°Culet: LNGDepth 66.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: HK$17,184 HKD|Low: HK$1,389 HKD|High: HK$17,733 HKD|Avg: HK$7,098 HKD|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 18, 2026
Retailer 5HK$1,389 HKD
Retailer 4HK$2,644 HKD
Retailer 10HK$2,913 HKD
Retailer 9HK$3,933 HKD
Retailer 3HK$4,504 HKD
Retailer 7HK$4,841 HKD
Retailer 2HK$5,673 HKD
Retailer 8HK$8,968 HKD
Retailer 11HK$9,400 HKD
Retailer 6HK$16,713 HKD
Brilliant EarthHK$17,184 HKD

6 data points across 11 retailers

3 retailersHK$2,644 HKD to HK$5,673 HKD

B+
Cheapest Retailer
-
HK$2,644 HKD
$337 USD
B
Retailer 2
-
HK$5,673 HKD
$723 USD
View
Most Expensive
B
Brilliant Earth
21036761A · Oct 20
HK$17,184 HKD
$2,190 USD
View
Price last confirmed 9 days ago
2 more retailers have this diamond
Prices start from HK$2,644 HKDSave up to HK$3,029 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+
1.74ct Emerald
HK$2,644 HKD