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Oval|Natural|HRD

1.51ct J I1 Oval Natural Diamond

J/I1 • HRD 250000268905

Certificate HRD 250000268905

Diamond specifications and retailer prices

From £1,298 GBP
$1,742 USD
As of November 1, 2026
Save £2,177 GBP (63%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £3,475 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and I1 clarity (included) and certified by HRD 250000268905. Listed at 7 retailers as of October 30, 2026, with prices from £1,298 to £3,475, a £2,177 spread on the same certified stone. NZ Jewellers lists it at £3,475. 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

1.51
Carat
J
Colour
I1
Clarity
-
Cut

Specifications

Cut
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabHRD
CertificateHRD 250000268905
Dimensions9.04 × 6.30 × 4.08 mm
L/W Ratio1.43
Cert comments
The stone in accordance with the mentioned number has been identified as a natural gem diamond.
Top View
9.04 mm6.30 mm1.51 ctJ / I1
OriginNatural
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateHRD 250000268905
Side View
TableCrownGirdlePavilionCulet: NoneDepth

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: £3,475 GBP|Low: £1,188 GBP|High: £3,475 GBP|Avg: £1,711 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 9£1,188 GBP
Retailer 7£1,298 GBP
Retailer 4£1,425 GBP
Retailer 5£1,425 GBP
Retailer 3£1,490 GBP
Retailer 8£1,626 GBP
Retailer 6£1,644 GBP
Retailer 2£1,644 GBP
NZ Jewellers£3,475 GBP

5 data points across 9 retailers

7 retailers£1,298 GBP to £3,475 GBP

B+
Cheapest Retailer
-
£1,298 GBP
$1,742 USD
B
Retailer 2
-
£1,425 GBP
$1,912 USD
View
B
Retailer 3
-
£1,425 GBP
$1,912 USD
View
B
Retailer 4
-
£1,490 GBP
$2,000 USD
View
B
Retailer 5
-
£1,644 GBP
$2,206 USD
View
B
Retailer 6
-
£1,644 GBP
A$3,395 AUD
View
Most Expensive
C
NZ Jewellers
c32acda7-f556-42f5-a7ec-d302ffe97940 · Oct 30
£3,475 GBP
$4,663 USD
View
6 more retailers have this diamond
Prices start from £1,298 GBPSave up to £2,177 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+
1.51ct Oval
£1,298 GBP