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Round|Natural|GIA

0.51ct L I1 Round Natural Diamond

VG • L/I1 • GIA 6292549706

Certificate GIA 6292549706

Diamond specifications and retailer prices

From £401 GBP
As of November 5, 2026
Save £248 GBP (38%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £1,389 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 very-good cut grade and certified by GIA 6292549706. Listed at 6 retailers as of November 5, 2026, with a 62% 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
L
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 6292549706
Dimensions4.99 × 5.01 × 3.22 mm
L/W Ratio1.00
Star length55%
Lower girdle75%
Top View
4.99 mm5.01 mm0.51 ctL / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6292549706
Side View
Table 54.0%Crown 38°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 64.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £1,389 GBP|Low: £401 GBP|High: £1,389 GBP|Avg: £606 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 5£401 GBP
Retailer 3£432 GBP
Retailer 7£432 GBP
Retailer 6£463 GBP
Retailer 4£490 GBP
Retailer 8£522 GBP
Retailer 2£649 GBP
Retailer 9£666 GBP
NZ Jewellers£1,389 GBP

16 data points across 9 retailers

6 retailers£401 GBP to £649 GBP

B
Cheapest Retailer
-
£401 GBP
Retailer 2
-
£432 GBP
View
Price last confirmed 8 days ago
B
Retailer 3
-
£432 GBP
View
B
Retailer 4
-
£463 GBP
View
B
Retailer 5
-
£649 GBP
View
Most Expensive
NZ Jewellers
8956e677-6632-4d29-a714-e7284b13a390 · Nov 4
£1,389 GBP
$1,870 USD
View
Price under review
5 more retailers have this diamond
Prices start from £401 GBPSave up to £248 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
£401 GBP