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Round|Lab Grown|IGI

1.21ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG763656334

Shape and cutting style on the report: Round brilliant

Certificate IGI LG763656334

Diamond specifications and retailer prices

From HK$2,704 HKD
As of November 6, 2026
Save HK$6,623 HKD (71%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$9,326 HKD at MOH London · As of November 5, 2026
View at MOH London

About this 1.21ct lab-grown round diamond

This 1.21ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG763656334 or 763656334. Listed at 10 retailers as of November 5, 2026, with prices from HK$2,704 to HK$9,326, a HK$6,623 spread on the same certified stone. MOH London lists it at HK$9,326. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG763656334
Dimensions6.77 × 6.82 × 4.23 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.77 mm6.82 mm1.21 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG763656334
Side View
Table 59.0%Crown 35.9°Girdle: MediumPavilion 41.1°Culet: NoneDepth 62.4%

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 6
Current: HK$9,326 HKD|Low: HK$2,704 HKD|High: HK$9,466 HKD|Avg: HK$5,403 HKD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 6HK$2,704 HKD
Retailer 3HK$3,331 HKD
Retailer 2HK$3,613 HKD
Retailer 7HK$3,911 HKD
Retailer 4HK$6,607 HKD
Retailer 5HK$9,052 HKD
MOH LondonHK$9,326 HKD

41 data points across 7 retailers

10 retailersHK$2,704 HKD to HK$9,326 HKD

Retailer 1
-
HK$2,202 HKD
Price last confirmed 64 days ago
B+
Retailer 2
-
HK$2,704 HKD
View
A
Retailer 3
-
HK$3,331 HKD
View
A
Retailer 4
-
HK$3,613 HKD
View
A
Retailer 5
-
HK$3,911 HKD
View
B+
Retailer 6
-
HK$4,906 HKD
View
Retailer 7
-
HK$6,607 HKD
View
Price last confirmed 9 days ago
B
Retailer 8
-
HK$6,850 HKD
View
B
Retailer 9
-
HK$9,052 HKD
View
Most Expensive
B
MOH London
LG763656334 · Nov 5
HK$9,326 HKD
£937 GBP
View
9 more retailers have this diamond
Prices start from HK$2,704 HKDSave up to HK$6,623 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 Round
HK$2,704 HKD