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Oval|Natural|GIA

0.51ct D I1 Oval Natural Diamond

EX • D/I1 • GIA 6525754337

Certificate GIA 6525754337

Diamond specifications and retailer prices

From £496 GBP
$665 USD
As of October 31, 2026
Save £88 GBP (15%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £584 GBP at Yorxs · As of October 31, 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 D colour (colourless) and I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6525754337. Listed at 3 retailers as of October 31, 2026, with prices from £496 to £584, a £88 spread on the same certified stone. Yorxs lists it at £584. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
D
Colour
I1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6525754337
Dimensions6.34 × 4.43 × 2.81 mm
L/W Ratio1.43
Top View
6.34 mm4.43 mm0.51 ctD / I1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6525754337
Side View
Table 61.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 63.3%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: £496 GBP|Low: £496 GBP|High: £584 GBP|Avg: £546 GBP|-4.9%
Retailer 1
Retailer 2
Yorxs
October 31, 2026
Retailer 1£496 GBP
Retailer 2£552 GBP
Yorxs£584 GBP

12 data points across 3 retailers

3 retailers£496 GBP to £584 GBP

B+
Cheapest Retailer
-
£496 GBP
$665 USD
Retailer 2
-
£552 GBP
$739 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Yorxs
FDC33842B · Oct 31
£584 GBP
€745 EUR
View
2 more retailers have this diamond
Prices start from £496 GBPSave up to £88 GBP

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
£496 GBP