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Marquise|Lab Grown|IGI

1.28ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG851606835

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG851606835

Diamond specifications and retailer prices

From HK$2,016 HKD
As of November 4, 2026
Save HK$6,613 HKD (77%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$8,629 HKD at MOH London · As of November 2, 2026
View at MOH London

About this 1.28ct lab-grown marquise diamond

This 1.28ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG851606835 or 851606835. Listed at 13 retailers as of November 2, 2026, with prices from HK$2,016 to HK$8,629, a HK$6,613 spread on the same certified stone. MOH London lists it at HK$8,629. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851606835
Dimensions11.50 × 5.78 × 3.42 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.50 mm5.78 mm1.28 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851606835
Side View
Table 59.0%Crown 32.7°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 59.2%

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$8,629 HKD|Low: HK$2,016 HKD|High: HK$8,679 HKD|Avg: HK$5,431 HKD|-0.6%
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 4, 2026
Retailer 7HK$2,016 HKD
Retailer 3HK$2,409 HKD
Retailer 2HK$2,864 HKD
Retailer 11HK$3,672 HKD
Retailer 13HK$4,174 HKD
Retailer 6HK$5,257 HKD
Retailer 5HK$5,884 HKD
Retailer 10HK$6,120 HKD
Retailer 8HK$6,920 HKD
Retailer 9HK$6,944 HKD
Retailer 4HK$6,975 HKD
Retailer 12HK$7,414 HKD
MOH LondonHK$8,629 HKD

8 data points across 13 retailers

13 retailersHK$2,016 HKD to HK$8,629 HKD

A
Cheapest Retailer
-
HK$2,016 HKD
A
Retailer 2
-
HK$2,409 HKD
View
A
Retailer 3
-
HK$2,864 HKD
View
A
Retailer 4
-
HK$3,672 HKD
View
A
Retailer 5
-
HK$4,174 HKD
View
B+
Retailer 6
-
HK$5,257 HKD
View
Retailer 7
-
HK$5,884 HKD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
HK$6,120 HKD
View
B
Retailer 9
-
HK$6,920 HKD
View
B
Retailer 10
-
HK$6,944 HKD
View
B
Retailer 11
-
HK$6,975 HKD
View
B
Retailer 12
-
HK$7,414 HKD
View
Most Expensive
B
MOH London
LG851606835 · Nov 2
HK$8,629 HKD
£866 GBP
View
12 more retailers have this diamond
Prices start from HK$2,016 HKDSave up to HK$6,613 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
1.28ct Marquise
HK$2,016 HKD