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Oval|Natural|GIA

0.51ct H SI2 Oval Natural Diamond

EX • H/SI2 • GIA 2567308159

Certificate GIA 2567308159

Diamond specifications and retailer prices

From €345 EUR
As of November 1, 2026
Save €1,122 EUR (76%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €1,467 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2567308159. Listed at 14 retailers as of November 1, 2026, with prices from €345 to €1,467, a €1,122 spread on the same certified stone. NZ Jewellers lists it at €1,467. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.51
Carat
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2567308159
Dimensions6.35 × 4.46 × 2.85 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal
Top View
6.35 mm4.46 mm0.51 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2567308159
Side View
Table 60.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 64.0%

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 1
Current: €1,467 EUR|Low: €344 EUR|High: €1,467 EUR|Avg: €626 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 7€345 EUR
Retailer 3€431 EUR
Retailer 10€468 EUR
Retailer 12€479 EUR
Retailer 8€504 EUR
Retailer 9€504 EUR
Retailer 11€540 EUR
Retailer 4€565 EUR
Retailer 5€580 EUR
Retailer 2€694 EUR
Retailer 6€1,080 EUR
NZ Jewellers€1,467 EUR

39 data points across 12 retailers

14 retailers€345 EUR to €1,467 EUR

A
Cheapest Retailer
-
€345 EUR
A
Retailer 2
-
€382 EUR
View
A
Retailer 3
-
€431 EUR
View
Final sale: no returns
A
Retailer 4
-
€468 EUR
View
A
Retailer 5
-
€479 EUR
View
A
Retailer 6
-
€504 EUR
View
Retailer 7
-
€504 EUR
View
Price last confirmed 8 days ago
B+
Retailer 8
-
€540 EUR
View
B+
Retailer 9
-
€580 EUR
View
B+
Retailer 10
-
€593 EUR
View
B+
Retailer 11
-
€629 EUR
View
B+
Retailer 12
-
€694 EUR
View
B
Retailer 13
-
€1,080 EUR
View
Most Expensive
B
NZ Jewellers
d4aaebf6-6ba7-45ed-bc08-bb071ebcd627 · Nov 5
€1,467 EUR
$1,638 USD
View
13 more retailers have this diamond
Prices start from €345 EURSave up to €1,122 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
0.51ct Oval
€345 EUR