Oval|Natural|GIA

0.51ct F SI2 Oval Natural Diamond

EX • F/SI2 • GIA 6565307176

Certificate GIA 6565307176

Diamond specifications and retailer prices

From €384 EUR
As of November 6, 2026
Save €1,207 EUR (76%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €1,592 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6565307176. Listed at 12 retailers as of November 5, 2026, with prices from €384 to €1,592, a €1,207 spread on the same certified stone. NZ Jewellers lists it at €1,592. 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
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6565307176
Dimensions6.29 × 4.49 × 2.74 mm
L/W Ratio1.40
Girdle conditionMedium to Thick
Key to symbols
Twinning Wisp
Top View
6.29 mm4.49 mm0.51 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6565307176
Side View
Table 60.0%CrownGirdle: UND-UNDPavilionCulet: NoneDepth 61.0%

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 6
Current: €384 EUR|Low: €384 EUR|High: €1,186 EUR|Avg: €643 EUR|-2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 1€384 EUR
Retailer 8€468 EUR
Retailer 7€546 EUR
Retailer 5€552 EUR
Retailer 2€603 EUR
Retailer 3€622 EUR
Retailer 6€753 EUR
Retailer 4€1,170 EUR

29 data points across 8 retailers

12 retailers€384 EUR to €1,592 EUR

A
Cheapest Retailer
-
€384 EUR
A
Retailer 2
-
€468 EUR
View
Final sale: no returns
A
Retailer 3
-
€508 EUR
View
A
Retailer 4
-
€546 EUR
View
A
Retailer 5
-
€552 EUR
View
A
Retailer 6
-
€586 EUR
View
A
Retailer 7
-
€603 EUR
View
B+
Retailer 8
-
€622 EUR
View
B+
Retailer 9
-
€625 EUR
View
B+
Retailer 10
-
€753 EUR
View
B
Retailer 11
-
€1,170 EUR
View
Most Expensive
B
NZ Jewellers
5e00d38b-622c-43f2-9f9e-ecd630ce6715 · Nov 5
€1,592 EUR
$1,777 USD
View
11 more retailers have this diamond
Prices start from €384 EURSave up to €1,207 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
€384 EUR