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Emerald|Lab Grown|IGI

1.00ct H SI1 Emerald Lab Grown Diamond

ID • H/SI1 • IGI LG512205131

Shape and cutting style on the report: Emerald cut

Certificate IGI LG512205131

Diamond specifications and retailer prices

From HK$4,480 HKD
As of November 6, 2026
Save HK$19,592 HKD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$24,072 HKD at MOH London · As of November 5, 2026
View at MOH London

About this 1ct lab-grown emerald diamond

This 1ct lab-grown emerald sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG512205131 or 512205131. Listed at 11 retailers as of November 5, 2026, with prices from HK$4,480 to HK$24,072, a HK$19,592 spread on the same certified stone. MOH London lists it at HK$24,072. 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

1.00
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle20.9°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512205131
Dimensions6.94 × 4.59 × 3.11 mm
L/W Ratio1.51
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
6.94 mm4.59 mm1.00 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG512205131
Side View
Table 68.5%Crown 20.9°Girdle: STK-THKPavilion 41.9°Culet: LNGDepth 67.8%

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 6
Current: HK$24,072 HKD|Low: HK$4,307 HKD|High: HK$24,420 HKD|Avg: HK$9,478 HKD|-0.2%
MOH London
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 5, 2026
Retailer 8HK$4,480 HKD
Retailer 2HK$4,550 HKD
Retailer 3HK$5,021 HKD
Retailer 13HK$5,021 HKD
Retailer 9HK$5,562 HKD
Retailer 12HK$5,562 HKD
Retailer 6HK$6,590 HKD
Retailer 10HK$8,559 HKD
Retailer 4HK$8,842 HKD
Retailer 7HK$13,792 HKD
Retailer 11HK$14,623 HKD
Retailer 5HK$14,890 HKD
MOH LondonHK$24,072 HKD

23 data points across 13 retailers

11 retailersHK$4,480 HKD to HK$24,072 HKD

A
Cheapest Retailer
-
HK$4,480 HKD
A
Retailer 2
-
HK$4,550 HKD
View
A
Retailer 3
-
HK$5,021 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$5,021 HKD
View
B+
Retailer 5
-
HK$5,562 HKD
View
Retailer 6
-
HK$5,562 HKD
View
Price last confirmed 21 days ago
A
Retailer 7
-
HK$6,590 HKD
View
B+
Retailer 8
-
HK$8,559 HKD
View
B
Retailer 9
-
HK$13,792 HKD
View
B
Retailer 10
-
HK$14,623 HKD
View
Most Expensive
B
MOH London
LG512205131 · Nov 5
HK$24,072 HKD
£2,416 GBP
View
10 more retailers have this diamond
Prices start from HK$4,480 HKDSave up to HK$19,592 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
1.00ct Emerald
HK$4,480 HKD