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Oval|Natural|HRD

1.51ct H I1 Oval Natural Diamond

ID • H/I1 • HRD 260000126699

Certificate HRD 260000126699

Diamond specifications and retailer prices

From £1,260 GBP
₹160,770 INR
As of November 1, 2026
Save £2,187 GBP (63%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,447 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 H colour (near-colourless) and I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 260000126699. Listed at 10 retailers as of October 30, 2026, with prices from £1,260 to £3,447, a £2,187 spread on the same certified stone. NZ Jewellers lists it at £3,447. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
I1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 260000126699
Dimensions8.69 × 6.19 × 4.01 mm
L/W Ratio1.40
Top View
8.69 mm6.19 mm1.51 ctH / I1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateHRD 260000126699
Side View
Table 60.0%CrownGirdle: THIPavilionCulet: NoneDepth 64.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £3,447 GBP|Low: £1,260 GBP|High: £3,447 GBP|Avg: £1,822 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 3£1,260 GBP
Retailer 8£1,412 GBP
Retailer 10£1,522 GBP
Retailer 4£1,528 GBP
Retailer 5£1,649 GBP
Retailer 7£1,649 GBP
Retailer 6£1,725 GBP
Retailer 9£1,902 GBP
Retailer 2£2,058 GBP
NZ Jewellers£3,447 GBP

44 data points across 10 retailers

10 retailers£1,260 GBP to £3,447 GBP

A
Cheapest Retailer
-
£1,260 GBP
₹160,770 INR
A
Retailer 2
-
£1,412 GBP
$1,892 USD
View
B+
Retailer 3
-
£1,522 GBP
$2,039 USD
View
Final sale: no returns
A
Retailer 4
-
£1,528 GBP
$2,047 USD
View
B+
Retailer 5
-
£1,649 GBP
$2,209 USD
View
B+
Retailer 6
-
£1,649 GBP
$2,209 USD
View
B+
Retailer 7
-
£1,725 GBP
$2,311 USD
View
B+
Retailer 8
-
£1,902 GBP
$2,548 USD
View
B+
Retailer 9
-
£2,058 GBP
€2,626 EUR
View
Most Expensive
B+
NZ Jewellers
77661f59-5e52-49b9-9cda-a2523801e2af · Oct 30
£3,447 GBP
$4,618 USD
View
9 more retailers have this diamond
Prices start from £1,260 GBPSave up to £2,187 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.

A
1.51ct Oval
£1,260 GBP