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3.71ct I IF Round Natural Diamond

EX • I/IF • IGI 647428460

Shape and cutting style on the report: Round brilliant

Certificate IGI 647428460

Diamond specifications and retailer prices

From $42,735 USD
As of November 5, 2026
Save $23,396 USD (35%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $66,131 USD at MOH London · As of November 4, 2026
View at MOH London

About this 3.71ct natural round diamond

This 3.71ct 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 647428460. Listed at 3 retailers as of November 4, 2026, with prices from $42,735 to $66,131, a $23,396 spread on the same certified stone. MOH London lists it at $66,131. 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

3.71
Carat
I
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.7°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 647428460
Dimensions9.83 × 9.89 × 6.17 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
9.83 mm9.89 mm3.71 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 647428460
Side View
Table 58.0%Crown 35.7°Girdle: MED-STKPavilion 41.1°CuletDepth 62.5%

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: $66,131 USD|Low: $42,707 USD|High: $66,309 USD|Avg: $53,300 USD|-0.3%
MOH London
Retailer 2
Retailer 3
November 5, 2026
Retailer 3$42,735 USD
Retailer 2$51,182 USD
MOH London$66,131 USD

4 data points across 3 retailers

3 retailers$42,735 USD to $66,131 USD

A
Cheapest Retailer
-
$42,735 USD
B+
Retailer 2
-
$51,182 USD
View
Most Expensive
B
MOH London
518389C35 · Nov 4
$66,131 USD
£52,072 GBP
View
2 more retailers have this diamond
Prices start from $42,735 USDSave up to $23,396 USD

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
3.71ct Round
$42,735 USD