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Marquise|Lab Grown|IGI

1.23ct D VS1 Marquise Lab Grown Diamond

VG • D/VS1 • IGI LG753506828

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG753506828

Diamond specifications and retailer prices

From HK$3,295 HKD
As of November 3, 2026
Save HK$13,176 HKD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$16,471 HKD at MOH London · As of November 5, 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 very-good cut grade and certified by IGI LG753506828 or 753506828. Listed at 12 retailers as of November 3, 2026, with prices from HK$3,295 to HK$16,471, a HK$13,176 spread on the same certified stone. MOH London lists it at HK$16,471. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.23
Carat
D
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG753506828
Dimensions10.74 × 5.61 × 3.56 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.74 mm5.61 mm1.23 ctD / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG753506828
Side View
Table 61.0%Crown 37.1°Girdle: MED-STKPavilion 40.7°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 3
Current: HK$16,471 HKD|Low: HK$2,887 HKD|High: HK$29,186 HKD|Avg: HK$10,582 HKD|-1.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 10HK$3,295 HKD
Retailer 11HK$3,672 HKD
Retailer 4HK$5,986 HKD
Retailer 5HK$6,394 HKD
Retailer 3HK$6,426 HKD
Retailer 2HK$7,375 HKD
Retailer 6HK$11,423 HKD
Retailer 8HK$14,758 HKD
Retailer 9HK$15,605 HKD
MOH LondonHK$16,471 HKD
Retailer 7HK$29,186 HKD

30 data points across 11 retailers

12 retailersHK$3,295 HKD to HK$16,471 HKD

A
Cheapest Retailer
-
HK$3,295 HKD
A
Retailer 2
-
HK$3,672 HKD
View
Final sale: no returns
B+
Retailer 3
-
HK$5,986 HKD
View
Retailer 4
-
HK$6,041 HKD
View
Price last confirmed 29 days ago
Retailer 5
-
HK$6,394 HKD
View
Price last confirmed 8 days ago
B
Retailer 6
-
HK$6,426 HKD
View
B
Retailer 7
-
HK$7,375 HKD
View
B
Retailer 8
-
HK$11,423 HKD
View
B
Retailer 9
-
HK$14,758 HKD
View
B
Retailer 10
-
HK$15,605 HKD
View
Most Expensive
B
MOH London
LG753506828 · Nov 5
HK$16,471 HKD
£1,653 GBP
View
10 more retailers have this diamond
Prices start from HK$3,295 HKDSave up to HK$13,176 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$3,295 HKD