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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 €4,372 EUR
As of November 4, 2026
Save €1,138 EUR (21%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €5,510 EUR at Blue Nile · As of November 5, 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 4, 2026, with prices from €4,372 to €5,510, a €1,138 spread on the same certified stone. Blue Nile lists it at €5,510. 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
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 4
Current: €5,510 EUR|Low: €4,314 EUR|High: €5,510 EUR|Avg: €4,742 EUR
Blue Nile
Retailer 2
Retailer 3
September 23, 2026
Retailer 2€4,372 EUR
Retailer 3€4,665 EUR
Blue Nile€5,510 EUR

4 data points across 3 retailers

3 retailers€4,372 EUR to €5,510 EUR

A
Cheapest Retailer
-
€4,372 EUR
A
Retailer 2
-
€4,665 EUR
View
Most Expensive
B+
Blue Nile
29751030 · Nov 5
€5,510 EUR
$6,184 USD
View
2 more retailers have this diamond
Prices start from €4,372 EURSave up to €1,138 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
€4,372 EUR