CaratHunter
Plans
Oval|Natural|GIA

0.51ct D SI1 Oval Natural Diamond

EX • D/SI1 • GIA 7568114831

Certificate GIA 7568114831

Diamond specifications and retailer prices

From €550 EUR
HK$4,800 HKD
As of October 31, 2026
Save €1,599 EUR (74%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €2,149 EUR at NZ Jewellers · As of October 30, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7568114831. Listed at 20 retailers as of October 30, 2026, with prices from €550 to €2,149, a €1,599 spread on the same certified stone. NZ Jewellers lists it at €2,149. 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
D
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.3°
Pavilion angle39.3°
OriginNatural
Grading LabGIA
CertificateGIA 7568114831
Dimensions6.52 × 4.46 × 2.72 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizeNone
Top View
6.52 mm4.46 mm0.51 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7568114831
Side View
Table 61.0%Crown 37.3°Girdle: MED-VTKPavilion 39.3°Culet: NoneDepth 61.1%

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: Oct 31
Current: €2,149 EUR|Low: €488 EUR|High: €2,217 EUR|Avg: €857 EUR|-3.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 18€550 EUR
Retailer 8€573 EUR
Retailer 16€577 EUR
Retailer 12€591 EUR
Retailer 7€609 EUR
Retailer 15€621 EUR
Retailer 10€629 EUR
Retailer 11€653 EUR
Retailer 5€675 EUR
Retailer 6€710 EUR
Retailer 3€716 EUR
Retailer 19€783 EUR
Retailer 14€823 EUR
Retailer 2€841 EUR
Retailer 17€883 EUR
Retailer 9€957 EUR
Retailer 20€972 EUR
Retailer 4€1,058 EUR
Retailer 13€1,255 EUR
NZ Jewellers€2,149 EUR

22 data points across 20 retailers

20 retailers€550 EUR to €2,149 EUR

A
Cheapest Retailer
-
€550 EUR
HK$4,800 HKD
A
Retailer 2
-
€573 EUR
$640 USD
View
Final sale: no returns
A
Retailer 3
-
€577 EUR
$645 USD
View
Retailer 4
-
€591 EUR
$660 USD
View
Price last confirmed 11 days ago
A
Retailer 5
-
€609 EUR
$680 USD
View
A
Retailer 6
-
€621 EUR
$694 USD
View
A
Retailer 7
-
€629 EUR
$703 USD
View
A
Retailer 8
-
€653 EUR
$730 USD
View
A
Retailer 9
-
€675 EUR
$754 USD
View
A
Retailer 10
-
€710 EUR
$793 USD
View
A
Retailer 11
-
€716 EUR
$800 USD
View
B+
Retailer 12
-
€783 EUR
$875 USD
View
B+
Retailer 13
-
€823 EUR
£724 GBP
View
B+
Retailer 14
-
€841 EUR
£740 GBP
View
B+
Retailer 15
-
€883 EUR
$986 USD
View
B+
Retailer 16
-
€957 EUR
$1,069 USD
View
B+
Retailer 17
-
€972 EUR
View
B+
Retailer 18
-
€1,058 EUR
ZAR 19,094 ZAR
View
B
Retailer 19
-
€1,255 EUR
£1,104 GBP
View
Most Expensive
B
NZ Jewellers
196d65e2-211d-456d-b663-762bd9e3de90 · Oct 30
€2,149 EUR
$2,401 USD
View
19 more retailers have this diamond
Prices start from €550 EURSave up to €1,599 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
€550 EUR