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Round|Lab Grown|IGI

1.22ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG788620075

Shape and cutting style on the report: Round brilliant

Certificate IGI LG788620075

Diamond specifications and retailer prices

From HK$1,285 HKD
As of November 5, 2026
Save HK$6,180 HKD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$7,465 HKD at MOH London · As of November 2, 2026
View at MOH London

About this 1.22ct lab-grown round diamond

This 1.22ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG788620075 or 788620075. Listed at 18 retailers as of November 2, 2026, with prices from HK$1,285 to HK$7,465, a HK$6,180 spread on the same certified stone. MOH London lists it at HK$7,465. 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

1.22
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788620075
Dimensions6.85 × 6.81 × 4.26 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.85 mm6.81 mm1.22 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788620075
Side View
Table 59.0%Crown 35.7°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.3%

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$7,465 HKD|Low: HK$1,238 HKD|High: HK$7,555 HKD|Avg: HK$3,439 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 11HK$1,285 HKD
Retailer 4HK$1,497 HKD
Retailer 12HK$1,599 HKD
Retailer 2HK$2,759 HKD
Retailer 6HK$2,782 HKD
Retailer 7HK$2,790 HKD
Retailer 13HK$2,868 HKD
Retailer 3HK$3,558 HKD
Retailer 9HK$3,566 HKD
Retailer 10HK$4,248 HKD
Retailer 8HK$4,467 HKD
Retailer 5HK$5,133 HKD
MOH LondonHK$7,465 HKD

45 data points across 13 retailers

18 retailersHK$1,285 HKD to HK$7,465 HKD

A
Cheapest Retailer
-
HK$1,285 HKD
A
Retailer 2
-
HK$1,497 HKD
View
A
Retailer 3
-
HK$1,599 HKD
View
Retailer 4
-
HK$1,599 HKD
View
Price last confirmed 13 days ago
A
Retailer 5
-
HK$2,759 HKD
View
A
Retailer 6
-
HK$2,782 HKD
View
A
Retailer 7
-
HK$2,790 HKD
View
A
Retailer 8
-
HK$2,868 HKD
View
A
Retailer 9
-
HK$2,947 HKD
View
B+
Retailer 10
-
HK$3,558 HKD
View
B+
Retailer 11
-
HK$3,566 HKD
View
B+
Retailer 12
-
HK$4,248 HKD
View
B+
Retailer 13
-
HK$4,311 HKD
View
B+
Retailer 14
-
HK$4,467 HKD
View
B
Retailer 15
-
HK$5,133 HKD
View
B
Retailer 16
-
HK$5,423 HKD
View
B
Retailer 17
-
HK$5,557 HKD
View
Most Expensive
B
MOH London
LG788620075 · Nov 2
HK$7,465 HKD
£750 GBP
View
17 more retailers have this diamond
Prices start from HK$1,285 HKDSave up to HK$6,180 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
1.22ct Round
HK$1,285 HKD