Oval|Natural|GIA

0.51ct H I1 Oval Natural Diamond

ID • H/I1 • GIA 6312474840

Certificate GIA 6312474840

Diamond specifications and retailer prices

From €502 EUR
$563 USD
As of October 31, 2026
Save €243 EUR (33%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €745 EUR at Yorxs · As of November 2, 2026
View at Yorxs

About this 0.51ct natural oval diamond

This 0.51ct natural oval sits in the half to three-quarter carat band, graded H colour (near-colourless) and I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6312474840. Listed at 5 retailers as of October 31, 2026, with prices from €502 to €745, a €243 spread on the same certified stone. Yorxs lists it at €745. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
H
Colour
I1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6312474840
Dimensions6.82 × 4.55 × 2.63 mm
L/W Ratio1.50
Top View
6.82 mm4.55 mm0.51 ctH / I1
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6312474840
Side View
Table 63.0%CrownGirdlePavilionCulet: NoneDepth 57.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €502 EUR|Low: €502 EUR|High: €762 EUR|Avg: €647 EUR
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Yorxs
November 2, 2026
Retailer 1€502 EUR
Retailer 3€541 EUR
Retailer 4€559 EUR
Retailer 5€560 EUR
Retailer 2€580 EUR
Retailer 7€678 EUR
Retailer 8€684 EUR
Yorxs€745 EUR
Retailer 6€762 EUR

10 data points across 9 retailers

5 retailers€502 EUR to €745 EUR

B+
Cheapest Retailer
-
€502 EUR
$563 USD
B+
Retailer 2
-
€541 EUR
$607 USD
View
B+
Retailer 3
-
€559 EUR
HK$4,900 HKD
View
B+
Retailer 4
-
€580 EUR
$650 USD
View
Most Expensive
B
Yorxs
6BDFE1145 · Nov 2
€745 EUR
View
4 more retailers have this diamond
Prices start from €502 EURSave up to €243 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.

B+
0.51ct Oval
€502 EUR