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Marquise|Lab Grown|IGI

1.51ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG792670566

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG792670566

Diamond specifications and retailer prices

From HK$3,585 HKD
As of November 6, 2026
Save HK$4,784 HKD (57%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$8,369 HKD at MOH London · As of November 5, 2026
View at MOH London

About this 1.51ct lab-grown marquise diamond

This 1.51ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG792670566 or 792670566. Listed at 7 retailers as of November 5, 2026, with prices from HK$3,585 to HK$8,369, a HK$4,784 spread on the same certified stone. MOH London lists it at HK$8,369. 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

1.51
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792670566
Dimensions10.97 × 6.05 × 3.76 mm
L/W Ratio1.81
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.97 mm6.05 mm1.51 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792670566
Side View
Table 58.0%Crown 34.5°Girdle: ThickPavilion 38.7°Culet: NoneDepth 62.1%

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$8,369 HKD|Low: HK$3,389 HKD|High: HK$8,489 HKD|Avg: HK$5,167 HKD|-1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 5HK$3,585 HKD
Retailer 7HK$3,609 HKD
Retailer 3HK$3,632 HKD
Retailer 2HK$3,836 HKD
Retailer 6HK$4,087 HKD
Retailer 4HK$6,943 HKD
Retailer 8HK$7,139 HKD
MOH LondonHK$8,369 HKD

28 data points across 8 retailers

7 retailersHK$3,585 HKD to HK$8,369 HKD

A
Cheapest Retailer
-
HK$3,585 HKD
A
Retailer 2
-
HK$3,609 HKD
View
Retailer 3
-
HK$3,632 HKD
View
Price last confirmed 12 days ago
A
Retailer 4
-
HK$3,836 HKD
View
A
Retailer 5
-
HK$4,087 HKD
View
B
Retailer 6
-
HK$6,943 HKD
View
Most Expensive
B
MOH London
LG792670566 · Nov 5
HK$8,369 HKD
£840 GBP
View
6 more retailers have this diamond
Prices start from HK$3,585 HKDSave up to HK$4,784 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
1.51ct Marquise
HK$3,585 HKD