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3.17ct I IF Round Natural Diamond

EX • I/IF • IGI 529253724

Shape and cutting style on the report: Round brilliant

Certificate IGI 529253724

Diamond specifications and retailer prices

From £25,769 GBP
As of November 5, 2026
Save £14,241 GBP (36%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £40,010 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 3.17ct natural round diamond

This 3.17ct natural round sits in the three to five carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 529253724. Listed at 3 retailers as of November 2, 2026, with prices from £25,769 to £40,010, a £14,241 spread on the same certified stone. MOH London lists it at £40,010. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

3.17
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabIGI
CertificateIGI 529253724
Dimensions9.31 × 9.39 × 5.84 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
9.31 mm9.39 mm3.17 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 529253724
Side View
Table 59.5%Crown 34.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £40,010 GBP|Low: £25,263 GBP|High: £40,493 GBP|Avg: £30,696 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
November 5, 2026
Retailer 4£25,263 GBP
Retailer 2£25,769 GBP
Retailer 3£31,005 GBP
MOH London£40,010 GBP

41 data points across 4 retailers

3 retailers£25,769 GBP to £40,010 GBP

A
Cheapest Retailer
-
£25,769 GBP
A
Retailer 2
-
£31,005 GBP
View
Most Expensive
B+
MOH London
721C1710E · Nov 2
£40,010 GBP
View
2 more retailers have this diamond
Prices start from £25,769 GBPSave up to £14,241 GBP

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
3.17ct Round
£25,769 GBP