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Marquise|Lab Grown|IGI

1.01ct D SI1 Marquise Lab Grown Diamond

EX • D/SI1 • IGI LG809685305

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG809685305

Diamond specifications and retailer prices

From HK$2,510 HKD
As of November 6, 2026
Save HK$4,295 HKD (63%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$6,805 HKD at MOH London · As of November 4, 2026
View at MOH London

About this 1.01ct lab-grown marquise diamond

This 1.01ct lab-grown marquise 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 LG809685305 or 809685305. Listed at 8 retailers as of November 4, 2026, with prices from HK$2,510 to HK$6,805, a HK$4,295 spread on the same certified stone. MOH London lists it at HK$6,805. 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

1.01
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.5°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809685305
Dimensions10.05 × 5.39 × 3.33 mm
L/W Ratio1.86
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.05 mm5.39 mm1.01 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG809685305
Side View
Table 59.0%Crown 30.5°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 61.8%

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 6
Current: HK$6,805 HKD|Low: HK$2,440 HKD|High: HK$7,253 HKD|Avg: HK$3,806 HKD|-5.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 2HK$2,510 HKD
Retailer 4HK$2,518 HKD
Retailer 6HK$2,683 HKD
Retailer 3HK$2,769 HKD
Retailer 5HK$3,962 HKD
Retailer 8HK$4,158 HKD
Retailer 7HK$5,123 HKD
MOH LondonHK$6,805 HKD

43 data points across 8 retailers

8 retailersHK$2,510 HKD to HK$6,805 HKD

A
Cheapest Retailer
-
HK$2,510 HKD
A
Retailer 2
-
HK$2,518 HKD
View
B+
Retailer 3
-
HK$2,683 HKD
View
A
Retailer 4
-
HK$2,769 HKD
View
B+
Retailer 5
-
HK$3,962 HKD
View
Retailer 6
-
HK$4,158 HKD
View
Price last confirmed 9 days ago
B
Retailer 7
-
HK$5,123 HKD
View
Most Expensive
B
MOH London
LG809685305 · Nov 4
HK$6,805 HKD
£683 GBP
View
7 more retailers have this diamond
Prices start from HK$2,510 HKDSave up to HK$4,295 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
1.01ct Marquise
HK$2,510 HKD