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Marquise|Lab Grown|IGI

0.77ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG651490565

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG651490565

Diamond specifications and retailer prices

From HK$887 HKD
$113 USD
As of October 30, 2026
Save HK$8,360 HKD (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$9,247 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 0.77ct lab-grown marquise diamond

This 0.77ct lab-grown marquise sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG651490565 or 651490565. Listed at 11 retailers as of October 29, 2026, with prices from HK$887 to HK$9,247, a HK$8,360 spread on the same certified stone. MOH London lists it at HK$9,247. 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

0.77
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG651490565
Dimensions9.19 × 4.79 × 3.01 mm
L/W Ratio1.92
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.19 mm4.79 mm0.77 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG651490565
Side View
Table 53.0%Crown 35.1°Girdle: STK-THKPavilion 39°Culet: NoneDepth 62.8%

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: Oct 30
Current: HK$9,247 HKD|Low: HK$887 HKD|High: HK$9,247 HKD|Avg: HK$2,754 HKD
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
Retailer 16
October 31, 2026
Retailer 10HK$887 HKD
Retailer 14HK$1,028 HKD
Retailer 11HK$1,169 HKD
Retailer 3HK$1,306 HKD
Retailer 15HK$1,334 HKD
Retailer 5HK$1,771 HKD
Retailer 16HK$2,173 HKD
Retailer 2HK$2,209 HKD
Retailer 4HK$2,400 HKD
Retailer 7HK$2,801 HKD
Retailer 12HK$2,981 HKD
Retailer 13HK$3,538 HKD
Retailer 8HK$3,844 HKD
Retailer 9HK$3,946 HKD
Retailer 6HK$4,656 HKD
MOH LondonHK$9,247 HKD

4 data points across 16 retailers

11 retailersHK$887 HKD to HK$9,247 HKD

A
Cheapest Retailer
-
HK$887 HKD
$113 USD
A
Retailer 2
-
HK$1,028 HKD
$131 USD
View
A
Retailer 3
-
HK$1,169 HKD
$149 USD
View
A
Retailer 4
-
HK$1,306 HKD
View
B+
Retailer 5
-
HK$2,173 HKD
$277 USD
View
B+
Retailer 6
-
HK$2,209 HKD
£222 GBP
View
B+
Retailer 7
-
HK$2,400 HKD
£241 GBP
View
B
Retailer 8
-
HK$2,981 HKD
$380 USD
View
B
Retailer 9
-
HK$3,538 HKD
$451 USD
View
B
Retailer 10
-
HK$3,946 HKD
$503 USD
View
Most Expensive
B
MOH London
LG651490565 · Oct 29
HK$9,247 HKD
£928 GBP
View
10 more retailers have this diamond
Prices start from HK$887 HKDSave up to HK$8,360 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
0.77ct Marquise
HK$887 HKD