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Marquise|Natural|IGI

1.05ct I IF Marquise Natural Diamond

EX • I/IF • IGI 790643408

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 790643408

Diamond specifications and retailer prices

From HK$23,591 HKD
$3,010 USD
As of November 6, 2026
1 retailer carries this diamond
Only listing: HK$23,591 HKD at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 1.05ct natural marquise diamond

This 1.05ct natural marquise sits in the classic one-carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 790643408. Listed at a single retailer as of November 6, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.2°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 790643408
Dimensions10.48 × 5.34 × 3.34 mm
L/W Ratio1.96
Girdle conditionFaceted
Culet sizePointed
Top View
10.48 mm5.34 mm1.05 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 790643408
Side View
Table 58.0%Crown 34.2°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$23,591 HKD|Low: HK$18,159 HKD|High: HK$31,890 HKD|Avg: HK$23,610 HKD|-13.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
July 24, 2026
Retailer 8HK$18,159 HKD
Retailer 6HK$18,183 HKD
Retailer 2HK$20,510 HKD
Retailer 4HK$20,612 HKD
Retailer 3HK$22,148 HKD
Retailer 11HK$22,148 HKD
Brilliant EarthHK$23,591 HKD
Retailer 10HK$24,327 HKD
Retailer 7HK$24,359 HKD
Retailer 9HK$25,244 HKD
Retailer 5HK$28,183 HKD

44 data points across 11 retailers

1 retailer

B+
Brilliant Earth
19089170A · Nov 6
HK$23,591 HKD
$3,010 USD
View

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B+
1.05ct Marquise
HK$23,591 HKD