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Marquise|Natural|IGI

0.81ct J SI1 Marquise Natural Diamond

VG • J/SI1 • IGI 841685850

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 841685850

Diamond specifications and retailer prices

From HK$7,934 HKD
€963 EUR
As of October 27, 2026
4 retailers carry this diamond
Most expensive: HK$12,964 HKD at MOH London · As of October 26, 2026
View at MOH London

About this 0.81ct natural marquise diamond

This 0.81ct natural marquise sits in the just-under-one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 841685850. Listed at 4 retailers as of October 27, 2026. 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

0.81
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle42.4°
Pavilion angle39.1°
OriginNatural
Grading LabIGI
CertificateIGI 841685850
Dimensions8.89 × 4.63 × 3.06 mm
L/W Ratio1.92
Girdle conditionFaceted
Culet sizeNone
Top View
8.89 mm4.63 mm0.81 ctJ / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateIGI 841685850
Side View
Table 59.0%Crown 42.4°Girdle: THK-VTKPavilion 39.1°Culet: NoneDepth 66.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 27
Current: HK$12,964 HKD|Low: HK$6,504 HKD|High: HK$12,964 HKD|Avg: HK$8,213 HKD
MOH London
Retailer 2
Retailer 3
Retailer 4
October 27, 2026
Retailer 4HK$6,504 HKD
Retailer 2HK$6,888 HKD
Retailer 3HK$7,934 HKD
MOH LondonHK$12,964 HKD

4 data points across 4 retailers

4 retailers

Retailer 1
-
HK$6,504 HKD
$829 USD
Price last confirmed 7 days ago
B+
Retailer 2
-
HK$6,888 HKD
£691 GBP
View
Price last confirmed 7 days ago
B+
Retailer 3
-
HK$7,934 HKD
€963 EUR
View
Most Expensive
MOH London
20D9BA0AC · Oct 26
HK$12,964 HKD
£1,301 GBP
View
Price last confirmed 7 days ago
3 more retailers have this diamond
Prices start from HK$7,934 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.

B+
0.81ct Marquise
HK$7,934 HKD