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Emerald|Lab Grown|IGI

1.01ct J SI1 Emerald Lab Grown Diamond

ID • J/SI1 • IGI LG407998499

Shape and cutting style on the report: Emerald cut

Certificate IGI LG407998499

Diamond specifications and retailer prices

From HK$5,492 HKD
As of November 4, 2026
Save HK$22,665 HKD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$28,157 HKD at MOH London · As of November 3, 2026
View at MOH London

About this 1.01ct lab-grown emerald diamond

This 1.01ct lab-grown emerald sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG407998499 or 407998499. Listed at 11 retailers as of November 3, 2026, with prices from HK$5,492 to HK$28,157, a HK$22,665 spread on the same certified stone. MOH London lists it at HK$28,157. 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

1.01
Carat
J
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle20°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407998499
Dimensions7.05 × 4.83 × 3.11 mm
L/W Ratio1.46
Culet sizeLong
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
7.05 mm4.83 mm1.01 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG407998499
Side View
Table 65.0%Crown 20°Girdle: MediumPavilion 41°Culet: LNGDepth 64.4%

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 4
Current: HK$28,157 HKD|Low: HK$5,492 HKD|High: HK$28,495 HKD|Avg: HK$13,308 HKD
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 1, 2026
Retailer 7HK$5,492 HKD
Retailer 6HK$7,155 HKD
Retailer 12HK$7,782 HKD
Retailer 13HK$8,010 HKD
Retailer 8HK$8,300 HKD
Retailer 11HK$8,300 HKD
Retailer 3HK$9,689 HKD
Retailer 4HK$12,129 HKD
Retailer 9HK$13,313 HKD
Retailer 2HK$18,468 HKD
Retailer 10HK$23,339 HKD
Retailer 5HK$23,771 HKD
MOH LondonHK$28,157 HKD

15 data points across 13 retailers

11 retailersHK$5,492 HKD to HK$28,157 HKD

A
Cheapest Retailer
-
HK$5,492 HKD
B+
Retailer 2
-
HK$7,155 HKD
View
B+
Retailer 3
-
HK$7,782 HKD
View
B+
Retailer 4
-
HK$8,010 HKD
View
Final sale: no returns
B+
Retailer 5
-
HK$8,300 HKD
View
Retailer 6
-
HK$8,300 HKD
View
Price last confirmed 25 days ago
B
Retailer 7
-
HK$9,689 HKD
View
B
Retailer 8
-
HK$13,313 HKD
View
B
Retailer 9
-
HK$18,468 HKD
View
C
Retailer 10
-
HK$23,339 HKD
View
Most Expensive
B
MOH London
LG407998499 · Nov 3
HK$28,157 HKD
£2,826 GBP
View
10 more retailers have this diamond
Prices start from HK$5,492 HKDSave up to HK$22,665 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
1.01ct Emerald
HK$5,492 HKD