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Emerald|Lab Grown|IGI

1.51ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG496120877

Shape and cutting style on the report: Emerald cut

Certificate IGI LG496120877

Diamond specifications and retailer prices

From HK$13,094 HKD
As of November 6, 2026
Save HK$10,771 HKD (45%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$28,470 HKD at NZ Jewellers · As of November 6, 2026
View at NZ Jewellers

About this 1.51ct lab-grown emerald diamond

This 1.51ct 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 LG496120877 or 496120877. Listed at 13 retailers as of November 6, 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

1.51
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle24.1°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG496120877
Dimensions7.75 × 5.56 × 3.49 mm
L/W Ratio1.39
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
7.75 mm5.56 mm1.51 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG496120877
Side View
Table 68.0%Crown 24.1°Girdle: MediumPavilion 36.3°Culet: LNGDepth 62.8%

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: Nov 6
Current: HK$28,470 HKD|Low: HK$12,568 HKD|High: HK$43,894 HKD|Avg: HK$20,273 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 6, 2026
Retailer 7HK$13,094 HKD
Retailer 8HK$13,494 HKD
Retailer 12HK$14,247 HKD
Retailer 3HK$14,663 HKD
Retailer 9HK$15,188 HKD
Retailer 11HK$15,188 HKD
Retailer 4HK$16,514 HKD
Retailer 2HK$21,315 HKD
Retailer 10HK$23,865 HKD
Retailer 6HK$26,187 HKD
NZ JewellersHK$28,470 HKD
Retailer 5HK$43,258 HKD

44 data points across 12 retailers

13 retailersHK$13,094 HKD to HK$23,865 HKD

B
Cheapest Retailer
-
HK$13,094 HKD
B
Retailer 2
-
HK$13,494 HKD
View
B
Retailer 3
-
HK$14,247 HKD
View
B
Retailer 4
-
HK$14,663 HKD
View
Final sale: no returns
B
Retailer 5
-
HK$15,188 HKD
View
Retailer 6
-
HK$15,188 HKD
View
Price last confirmed 25 days ago
B
Retailer 7
-
HK$16,514 HKD
View
B
Retailer 8
-
HK$21,315 HKD
View
B
Retailer 9
-
HK$23,865 HKD
View
Retailer 10
-
HK$26,187 HKD
View
Price under review
Most Expensive
NZ Jewellers
32873907-e994-4ce9-886e-fcc9f75963bf · Nov 6
HK$28,470 HKD
$3,629 USD
View
Price under review
10 more retailers have this diamond
Prices start from HK$13,094 HKDSave up to HK$10,771 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
1.51ct Emerald
HK$13,094 HKD