Oval|Natural|GIA

0.51ct G I1 Oval Natural Diamond

GD • G/I1 • GIA 2467553415

Certificate GIA 2467553415

Diamond specifications and retailer prices

From £439 GBP
HK$4,600 HKD
As of November 1, 2026
Save £234 GBP (35%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,432 GBP 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 G colour (near-colourless) and I1 clarity (included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 2467553415. Listed at 7 retailers as of October 31, 2026, with a 53% 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
G
Colour
I1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2467553415
Dimensions6.35 × 4.61 × 2.67 mm
L/W Ratio1.38
Top View
6.35 mm4.61 mm0.51 ctG / I1
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2467553415
Side View
Table 65.0%CrownGirdlePavilionCulet: NoneDepth 58.0%

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 1
Current: £673 GBP|Low: £367 GBP|High: £737 GBP|Avg: £550 GBP|+2.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 3£367 GBP
Retailer 4£439 GBP
Retailer 5£457 GBP
Retailer 7£492 GBP
Retailer 9£505 GBP
Retailer 6£527 GBP
Retailer 8£546 GBP
Retailer 2£616 GBP
Retailer 1£673 GBP
Retailer 10£695 GBP
Retailer 11£737 GBP

12 data points across 11 retailers

7 retailers£439 GBP to £673 GBP

B+
Cheapest Retailer
-
£439 GBP
HK$4,600 HKD
Retailer 2
-
£457 GBP
$612 USD
View
Price last confirmed 24 days ago
Retailer 3
-
£492 GBP
$659 USD
View
Price last confirmed 24 days ago
Retailer 4
-
£492 GBP
$659 USD
View
Price last confirmed 32 days ago
Retailer 5
-
£527 GBP
$706 USD
View
Price last confirmed 32 days ago
B
Retailer 6
-
£673 GBP
€859 EUR
View
Most Expensive
NZ Jewellers
904b5ed1-93f9-4201-a213-60eb67ba9fdb · Sep 30
£1,432 GBP
$1,919 USD
View
Price under review
6 more retailers have this diamond
Prices start from £439 GBPSave up to £234 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
£439 GBP