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Oval|Natural|HRD

1.51ct H I1 Oval Natural Diamond

ID • H/I1 • HRD 260000218034

Certificate HRD 260000218034

Diamond specifications and retailer prices

From £1,416 GBP
₹180,712 INR
As of November 1, 2026
Save £2,502 GBP (64%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,918 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 260000218034. Listed at 10 retailers as of October 30, 2026, with prices from £1,416 to £3,918, a £2,502 spread on the same certified stone. NZ Jewellers lists it at £3,918. 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 260000218034
Dimensions9.82 × 6.31 × 3.69 mm
L/W Ratio1.56
Top View
9.82 mm6.31 mm1.51 ctH / I1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateHRD 260000218034
Side View
Table 57.0%CrownGirdle: MediumPavilionCulet: NoneDepth 58.5%

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: £3,918 GBP|Low: £1,416 GBP|High: £4,197 GBP|Avg: £2,101 GBP|-6.7%
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£1,416 GBP
Retailer 4£1,592 GBP
Retailer 5£1,726 GBP
Retailer 10£1,730 GBP
Retailer 6£1,874 GBP
Retailer 8£1,874 GBP
Retailer 7£1,961 GBP
Retailer 9£2,163 GBP
Retailer 2£2,340 GBP
NZ Jewellers£3,918 GBP

39 data points across 10 retailers

10 retailers£1,416 GBP to £3,918 GBP

A
Cheapest Retailer
-
£1,416 GBP
₹180,712 INR
A
Retailer 2
-
£1,592 GBP
$2,134 USD
View
A
Retailer 3
-
£1,726 GBP
$2,312 USD
View
B+
Retailer 4
-
£1,730 GBP
$2,318 USD
View
Final sale: no returns
A
Retailer 5
-
£1,874 GBP
$2,511 USD
View
A
Retailer 6
-
£1,874 GBP
$2,511 USD
View
A
Retailer 7
-
£1,961 GBP
$2,627 USD
View
A
Retailer 8
-
£2,163 GBP
$2,898 USD
View
A
Retailer 9
-
£2,340 GBP
€2,986 EUR
View
Most Expensive
B+
NZ Jewellers
95ebfe0d-88ab-48ba-8d86-ed37bb1f04c5 · Oct 30
£3,918 GBP
$5,250 USD
View
9 more retailers have this diamond
Prices start from £1,416 GBPSave up to £2,502 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
£1,416 GBP