CaratHunter
Plans
Round|Natural|GIA

0.51ct L I1 Round Natural Diamond

EX • L/I1 • GIA 2334546051

Certificate GIA 2334546051

Diamond specifications and retailer prices

From £418 GBP
As of November 5, 2026
Save £257 GBP (38%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £1,447 GBP at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.51ct natural round diamond

This 0.51ct natural round sits in the half to three-quarter carat band, graded L colour (faint-tinted) and I1 clarity (included), with a top-tier cut grade and certified by GIA 2334546051. Listed at 6 retailers as of November 5, 2026, with a 61% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
L
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2334546051
Dimensions5.12 × 5.13 × 3.19 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
5.12 mm5.13 mm0.51 ctL / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2334546051
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £1,447 GBP|Low: £418 GBP|High: £1,447 GBP|Avg: £632 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 4£418 GBP
Retailer 3£450 GBP
Retailer 6£450 GBP
Retailer 5£482 GBP
Retailer 9£510 GBP
Retailer 7£536 GBP
Retailer 2£675 GBP
Retailer 8£694 GBP
NZ Jewellers£1,447 GBP

18 data points across 9 retailers

6 retailers£418 GBP to £675 GBP

B
Cheapest Retailer
-
£418 GBP
Retailer 2
-
£450 GBP
View
Price last confirmed 8 days ago
B
Retailer 3
-
£450 GBP
View
B
Retailer 4
-
£482 GBP
View
B
Retailer 5
-
£675 GBP
View
Most Expensive
NZ Jewellers
53148ec3-0811-46b3-99ad-91a9ae0eaaf6 · Nov 4
£1,447 GBP
$1,948 USD
View
Price under review
5 more retailers have this diamond
Prices start from £418 GBPSave up to £257 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 Round
£418 GBP