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Heart|Lab Grown|IGI

1.21ct G VVS2 Heart Lab Grown Diamond

ID • G/VVS2 • IGI LG800628823

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG800628823

Diamond specifications and retailer prices

From HK$2,338 HKD
As of November 4, 2026
Save HK$3,648 HKD (61%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$8,101 HKD at MOH London · As of October 25, 2026
View at MOH London

About this 1.21ct lab-grown heart diamond

This 1.21ct lab-grown heart sits in the classic one-carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG800628823 or 800628823. Listed at 8 retailers as of November 4, 2026, with a 156% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800628823
Dimensions6.81 × 7.31 × 4.30 mm
L/W Ratio1.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.81 mm7.31 mm1.21 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800628823
Side View
Table 64.0%Crown 34.9°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 58.8%

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 4
Current: HK$8,101 HKD|Low: HK$2,338 HKD|High: HK$13,910 HKD|Avg: HK$4,504 HKD|-41.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 7HK$2,338 HKD
Retailer 3HK$2,942 HKD
Retailer 2HK$3,076 HKD
Retailer 6HK$3,562 HKD
Retailer 4HK$3,672 HKD
Retailer 5HK$5,986 HKD
MOH LondonHK$8,101 HKD

41 data points across 7 retailers

8 retailersHK$2,338 HKD to HK$5,986 HKD

Retailer 1
-
HK$2,009 HKD
Price last confirmed 62 days ago
B+
Retailer 2
-
HK$2,338 HKD
View
A
Retailer 3
-
HK$2,942 HKD
View
A
Retailer 4
-
HK$3,076 HKD
View
B+
Retailer 5
-
HK$3,562 HKD
View
B+
Retailer 6
-
HK$3,672 HKD
View
B
Retailer 7
-
HK$5,986 HKD
View
Most Expensive
MOH London
LG800628823 · Oct 25
HK$8,101 HKD
£813 GBP
View
Price last confirmed 11 days ago
7 more retailers have this diamond
Prices start from HK$2,338 HKDSave up to HK$3,648 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
1.21ct Heart
HK$2,338 HKD