Round|Natural|GIA

3.31ct F IF Round Natural Diamond

ID • F/IF • GIA 5

Certificate GIA 5

Diamond specifications and retailer prices

From $163,369 USD
As of November 4, 2026
Save $26,818 USD (14%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $190,187 USD at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 3.31ct natural round diamond

This 3.31ct natural round sits in the three to five carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA. Listed at 3 retailers as of November 4, 2026, with prices from $163,369 to $190,187, a $26,818 spread on the same certified stone. Blue Nile lists it at $190,187. 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

3.31
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5
Dimensions9.67 × 9.74 × 5.86 mm
L/W Ratio1.01
Top View
9.67 mm9.74 mm3.31 ctF / IF
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5
Side View
Table 55.0%CrownGirdle: THN-MEDPavilionCulet: NoneDepth 60.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 4
Current: $190,187 USD|Low: $161,743 USD|High: $190,187 USD|Avg: $171,360 USD
Blue Nile
Retailer 2
Retailer 3
September 23, 2026
Retailer 2$163,369 USD
Retailer 3$164,679 USD
Blue Nile$190,187 USD

3 data points across 3 retailers

3 retailers$163,369 USD to $190,187 USD

B
Cheapest Retailer
-
$163,369 USD
B
Retailer 2
-
$164,679 USD
View
Most Expensive
B
Blue Nile
28574 · Nov 5
$190,187 USD
View
2 more retailers have this diamond
Prices start from $163,369 USDSave up to $26,818 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.

B
3.31ct Round
$163,369 USD