Oval|Natural|GIA

0.51ct F SI1 Oval Natural Diamond

GD • F/SI1 • GIA 7492490306

Certificate GIA 7492490306

Diamond specifications and retailer prices

From €620 EUR
As of November 6, 2026
Save €609 EUR (50%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €2,108 EUR at NZ Jewellers · As of September 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 F colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 7492490306. Listed at 15 retailers as of November 4, 2026, with a 98% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
F
Colour
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7492490306
Dimensions6.77 × 4.38 × 2.75 mm
L/W Ratio1.55
Key to symbols
Crystal
Top View
6.77 mm4.38 mm0.51 ctF / SI1
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 7492490306
Side View
Table 61.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 62.8%

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: Nov 6
Current: €794 EUR|Low: €569 EUR|High: €1,246 EUR|Avg: €883 EUR|+4.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 7€620 EUR
Retailer 5€631 EUR
Retailer 1€794 EUR
Retailer 6€828 EUR
Retailer 4€952 EUR
Retailer 8€1,010 EUR
Retailer 2€1,037 EUR
Retailer 3€1,229 EUR

42 data points across 8 retailers

15 retailers€620 EUR to €1,229 EUR

B+
Cheapest Retailer
-
€620 EUR
Final sale: no returns
B+
Retailer 2
-
€631 EUR
View
Retailer 3
-
€673 EUR
View
Price last confirmed 30 days ago
Retailer 4
-
€673 EUR
View
Price last confirmed 30 days ago
B+
Retailer 5
-
€683 EUR
View
Retailer 6
-
€698 EUR
View
Price last confirmed 39 days ago
Retailer 7
-
€776 EUR
View
Price last confirmed 39 days ago
B
Retailer 8
-
€791 EUR
View
B
Retailer 9
-
€794 EUR
View
B
Retailer 10
-
€828 EUR
View
B
Retailer 11
-
€952 EUR
View
Retailer 12
-
€1,010 EUR
View
Price last confirmed 34 days ago
B
Retailer 13
-
€1,037 EUR
View
B
Retailer 14
-
€1,229 EUR
View
Most Expensive
NZ Jewellers
f410a2aa-2356-4632-9caa-0db4fa25dcf5 · Sep 30
€2,108 EUR
$2,354 USD
View
Price under review
14 more retailers have this diamond
Prices start from €620 EURSave up to €609 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
€620 EUR