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1.31ct I IF Round Natural Diamond

EX • I/IF • IGI 739515734

Shape and cutting style on the report: Round brilliant

Certificate IGI 739515734

Diamond specifications and retailer prices

From HK$36,532 HKD
£3,666 GBP
As of November 1, 2026
Save HK$19,646 HKD (35%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$56,177 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 1.31ct natural round diamond

This 1.31ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 739515734. Listed at 3 retailers as of November 1, 2026, with prices from HK$36,532 to HK$56,177, a HK$19,646 spread on the same certified stone. MOH London lists it at HK$56,177. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 739515734
Dimensions7.05 × 7.09 × 4.31 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
7.05 mm7.09 mm1.31 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 739515734
Side View
Table 56.0%Crown 32.4°Girdle: MediumPavilion 41°CuletDepth 61.0%

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 1
Current: HK$56,177 HKD|Low: HK$35,997 HKD|High: HK$59,256 HKD|Avg: HK$44,497 HKD|-4.2%
MOH London
Retailer 2
Retailer 3
November 1, 2026
Retailer 3HK$36,532 HKD
Retailer 2HK$39,732 HKD
MOH LondonHK$56,177 HKD

38 data points across 3 retailers

3 retailersHK$36,532 HKD to HK$56,177 HKD

A
Cheapest Retailer
-
HK$36,532 HKD
£3,666 GBP
A
Retailer 2
-
HK$39,732 HKD
€4,823 EUR
View
Most Expensive
B+
MOH London
67A86B80C · Nov 1
HK$56,177 HKD
£5,638 GBP
View
2 more retailers have this diamond
Prices start from HK$36,532 HKDSave up to HK$19,646 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
1.31ct Round
HK$36,532 HKD