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Oval|Natural|GIA

1.31ct I IF Oval Natural Diamond

ID • I/IF • GIA 16

Certificate GIA 16

Diamond specifications and retailer prices

From €4,375 EUR
$4,907 USD
As of November 2, 2026
Save €1,139 EUR (21%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €5,514 EUR at Blue Nile · As of November 3, 2026
View at Blue Nile

About this 1.31ct natural oval diamond

This 1.31ct natural oval 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 stated by the retailer rather than the lab and certified by GIA. Listed at 3 retailers as of November 2, 2026, with prices from €4,375 to €5,514, a €1,139 spread on the same certified stone. Blue Nile lists it at €5,514. 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
Color
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 16
Dimensions8.79 × 6.28 × 3.88 mm
L/W Ratio1.40
Top View
8.79 mm6.28 mm1.31 ctI / IF
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 16
Side View
Table 62.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 61.7%

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 2
Current: €5,514 EUR|Low: €4,317 EUR|High: €5,514 EUR|Avg: €4,746 EUR
Blue Nile
Retailer 2
Retailer 3
September 23, 2026
Retailer 2€4,375 EUR
Retailer 3€4,669 EUR
Blue Nile€5,514 EUR

4 data points across 3 retailers

3 retailers€4,375 EUR to €5,514 EUR

A
Cheapest Retailer
-
€4,375 EUR
$4,907 USD
A
Retailer 2
-
€4,669 EUR
$5,237 USD
View
Most Expensive
B+
Blue Nile
29751030 · Nov 3
€5,514 EUR
$6,184 USD
View
2 more retailers have this diamond
Prices start from €4,375 EURSave up to €1,139 EUR

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 Oval
€4,375 EUR