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1.24ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • IGI LG681502971

Shape and cutting style on the report: Round brilliant

Certificate IGI LG681502971

Diamond specifications and retailer prices

From HK$2,856 HKD
As of November 5, 2026
Save HK$4,756 HKD (62%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$7,612 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 1.24ct lab-grown round diamond

This 1.24ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG681502971 or 681502971. Listed at 15 retailers as of November 1, 2026, with prices from HK$2,856 to HK$7,612, a HK$4,756 spread on the same certified stone. MOH London lists it at HK$7,612. 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

1.24
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681502971
Dimensions6.81 × 6.79 × 4.32 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.81 mm6.79 mm1.24 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681502971
Side View
Table 58.0%Crown 36.1°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 63.5%

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$7,612 HKD|Low: HK$1,624 HKD|High: HK$7,702 HKD|Avg: HK$3,768 HKD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8HK$1,624 HKD
Retailer 3HK$2,856 HKD
Retailer 6HK$2,903 HKD
Retailer 9HK$2,926 HKD
Retailer 2HK$3,193 HKD
Retailer 10HK$3,593 HKD
Retailer 5HK$3,805 HKD
Retailer 7HK$4,629 HKD
Retailer 4HK$5,523 HKD
MOH LondonHK$7,612 HKD

42 data points across 10 retailers

15 retailersHK$2,856 HKD to HK$7,612 HKD

Retailer 1
-
HK$1,310 HKD
Price last confirmed 41 days ago
Retailer 2
-
HK$1,522 HKD
View
Price last confirmed 45 days ago
Retailer 3
-
HK$1,608 HKD
View
Price last confirmed 42 days ago
Retailer 4
-
HK$1,624 HKD
View
Price last confirmed 12 days ago
A
Retailer 5
-
HK$2,856 HKD
View
A
Retailer 6
-
HK$2,926 HKD
View
B+
Retailer 7
-
HK$3,083 HKD
View
A
Retailer 8
-
HK$3,193 HKD
View
B+
Retailer 9
-
HK$3,593 HKD
View
Retailer 10
-
HK$3,766 HKD
View
Price last confirmed 19 days ago
B+
Retailer 11
-
HK$3,805 HKD
View
Retailer 12
-
HK$4,629 HKD
View
Price last confirmed 19 days ago
Retailer 13
-
HK$5,233 HKD
View
Price last confirmed 41 days ago
B
Retailer 14
-
HK$5,523 HKD
View
Most Expensive
B
MOH London
LG681502971 · Nov 1
HK$7,612 HKD
£764 GBP
View
14 more retailers have this diamond
Prices start from HK$2,856 HKDSave up to HK$4,756 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
1.24ct Round
HK$2,856 HKD