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Marquise|Lab Grown|IGI

1.23ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG823644023

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG823644023

Diamond specifications and retailer prices

From HK$1,679 HKD
As of November 4, 2026
Save HK$6,651 HKD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$8,330 HKD at MOH London · As of November 2, 2026
View at MOH London

About this 1.23ct lab-grown marquise diamond

This 1.23ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG823644023 or 823644023. Listed at 15 retailers as of November 2, 2026, with prices from HK$1,679 to HK$8,330, a HK$6,651 spread on the same certified stone. MOH London lists it at HK$8,330. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823644023
Dimensions10.82 × 5.62 × 3.58 mm
L/W Ratio1.93
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.82 mm5.62 mm1.23 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823644023
Side View
Table 58.0%Crown 35.7°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.7%

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$8,330 HKD|Low: HK$1,593 HKD|High: HK$8,440 HKD|Avg: HK$5,089 HKD|+0.8%
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
Retailer 14
Retailer 15
November 4, 2026
Retailer 14HK$1,679 HKD
Retailer 13HK$1,946 HKD
Retailer 7HK$2,307 HKD
Retailer 2HK$2,770 HKD
Retailer 15HK$3,570 HKD
Retailer 4HK$3,892 HKD
Retailer 8HK$5,084 HKD
Retailer 11HK$5,845 HKD
Retailer 9HK$5,884 HKD
Retailer 10HK$6,332 HKD
Retailer 3HK$6,685 HKD
Retailer 12HK$6,708 HKD
Retailer 5HK$6,747 HKD
Retailer 6HK$6,912 HKD
MOH LondonHK$8,330 HKD

40 data points across 15 retailers

15 retailersHK$1,679 HKD to HK$8,330 HKD

A
Cheapest Retailer
-
HK$1,679 HKD
A
Retailer 2
-
HK$1,946 HKD
View
A
Retailer 3
-
HK$2,307 HKD
View
A
Retailer 4
-
HK$2,770 HKD
View
A
Retailer 5
-
HK$3,570 HKD
View
A
Retailer 6
-
HK$3,892 HKD
View
B+
Retailer 7
-
HK$5,084 HKD
View
Retailer 8
-
HK$5,845 HKD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
HK$5,884 HKD
View
Retailer 10
-
HK$6,332 HKD
View
Price last confirmed 9 days ago
B
Retailer 11
-
HK$6,685 HKD
View
B
Retailer 12
-
HK$6,708 HKD
View
B
Retailer 13
-
HK$6,747 HKD
View
B
Retailer 14
-
HK$7,124 HKD
View
Most Expensive
B
MOH London
LG823644023 · Nov 2
HK$8,330 HKD
£836 GBP
View
14 more retailers have this diamond
Prices start from HK$1,679 HKDSave up to HK$6,651 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
1.23ct Marquise
HK$1,679 HKD