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Emerald|Lab Grown|IGI

20.12ct F VS1 Emerald Lab Grown Diamond

VG • F/VS1 • IGI LG847609034

Shape and cutting style on the report: Emerald cut

Certificate IGI LG847609034

Diamond specifications and retailer prices

From HK$36,351 HKD
$4,633 USD
As of November 2, 2026
Save HK$163,976 HKD (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$200,327 HKD at Adiamor · As of November 2, 2026
View at Adiamor

About this 20.12ct lab-grown emerald diamond

This 20.12ct lab-grown emerald sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG847609034 or 847609034. Listed at 13 retailers as of November 2, 2026, with prices from HK$36,351 to HK$200,327, a HK$163,976 spread on the same certified stone. Adiamor lists it at HK$200,327. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

20.12
Carat
F
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847609034
Dimensions18.80 × 12.90 × 8.53 mm
L/W Ratio1.46
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.80 mm12.90 mm20.12 ctF / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847609034
Side View
Table 67.0%Crown 34.4°Girdle: MediumPavilion 40.6°Culet: LargeDepth 66.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: HK$200,327 HKD|Low: HK$36,351 HKD|High: HK$200,327 HKD|Avg: HK$82,036 HKD
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 8HK$36,351 HKD
Retailer 13HK$38,093 HKD
Retailer 11HK$42,165 HKD
Retailer 10HK$42,447 HKD
Retailer 5HK$44,613 HKD
Retailer 12HK$52,687 HKD
Retailer 2HK$53,848 HKD
Retailer 7HK$54,801 HKD
Retailer 6HK$65,209 HKD
Retailer 3HK$67,786 HKD
Retailer 9HK$79,840 HKD
Retailer 4HK$150,809 HKD
AdiamorHK$200,327 HKD

9 data points across 13 retailers

13 retailersHK$36,351 HKD to HK$200,327 HKD

A
Cheapest Retailer
-
HK$36,351 HKD
$4,633 USD
A
Retailer 2
-
HK$38,093 HKD
$4,855 USD
View
B+
Retailer 3
-
HK$42,165 HKD
$5,374 USD
View
B+
Retailer 4
-
HK$42,447 HKD
$5,410 USD
View
B+
Retailer 5
-
HK$44,613 HKD
$5,686 USD
View
B+
Retailer 6
-
HK$52,687 HKD
$6,715 USD
View
B+
Retailer 7
-
HK$53,848 HKD
$6,863 USD
View
B+
Retailer 8
-
HK$54,801 HKD
£5,500 GBP
View
B
Retailer 9
-
HK$65,209 HKD
$8,311 USD
View
B+
Retailer 10
-
HK$67,786 HKD
€8,228 EUR
View
B
Retailer 11
-
HK$79,840 HKD
A$15,655 AUD
View
B
Retailer 12
-
HK$150,809 HKD
$19,221 USD
View
Most Expensive
B
Adiamor
D-82814565 · Nov 2
HK$200,327 HKD
$25,532 USD
View
12 more retailers have this diamond
Prices start from HK$36,351 HKDSave up to HK$163,976 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.

A
20.12ct Emerald
HK$36,351 HKD