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Round|Lab Grown|IGI

1.20ct H SI1 Round Lab Grown Diamond

ID • H/SI1 • IGI LG487108268

Shape and cutting style on the report: Round brilliant

Certificate IGI LG487108268

Diamond specifications and retailer prices

From HK$6,190 HKD
As of November 5, 2026
Save HK$20,711 HKD (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$26,901 HKD at MOH London · As of November 3, 2026
View at MOH London

About this 1.2ct lab-grown round diamond

This 1.2ct lab-grown round 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 LG487108268 or 487108268. Listed at 12 retailers as of November 3, 2026, with prices from HK$6,190 to HK$26,901, a HK$20,711 spread on the same certified stone. MOH London lists it at HK$26,901. 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

1.20
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG487108268
Dimensions6.78 × 6.75 × 4.23 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
6.78 mm6.75 mm1.20 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG487108268
Side View
Table 57.0%Crown 34.9°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.5%

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 5
Current: HK$26,901 HKD|Low: HK$5,939 HKD|High: HK$27,220 HKD|Avg: HK$11,483 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 6, 2026
Retailer 7HK$6,190 HKD
Retailer 13HK$6,731 HKD
Retailer 12HK$6,927 HKD
Retailer 8HK$6,982 HKD
Retailer 9HK$7,178 HKD
Retailer 11HK$7,178 HKD
Retailer 4HK$8,551 HKD
Retailer 5HK$11,140 HKD
Retailer 10HK$11,587 HKD
Retailer 2HK$11,885 HKD
Retailer 6HK$17,063 HKD
Retailer 3HK$20,178 HKD
MOH LondonHK$26,901 HKD

43 data points across 13 retailers

12 retailersHK$6,190 HKD to HK$26,901 HKD

A
Cheapest Retailer
-
HK$6,190 HKD
A
Retailer 2
-
HK$6,731 HKD
View
A
Retailer 3
-
HK$6,927 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$6,982 HKD
View
A
Retailer 5
-
HK$7,178 HKD
View
Retailer 6
-
HK$7,178 HKD
View
Price last confirmed 25 days ago
A
Retailer 7
-
HK$8,551 HKD
View
B+
Retailer 8
-
HK$11,587 HKD
View
B+
Retailer 9
-
HK$11,885 HKD
View
B
Retailer 10
-
HK$17,063 HKD
View
B
Retailer 11
-
HK$20,178 HKD
View
Most Expensive
B
MOH London
LG487108268 · Nov 3
HK$26,901 HKD
£2,700 GBP
View
11 more retailers have this diamond
Prices start from HK$6,190 HKDSave up to HK$20,711 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
1.20ct Round
HK$6,190 HKD