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Marquise|Natural|HRD

1.51ct J SI1 Marquise Natural Diamond

EX • J/SI1 • HRD 260000038419

Certificate HRD 260000038419

Diamond specifications and retailer prices

From £2,249 GBP
₹287,450 INR
As of November 2, 2026
Save £2,567 GBP (53%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £4,816 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 260000038419. Listed at 12 retailers as of October 30, 2026, with prices from £2,249 to £4,816, a £2,567 spread on the same certified stone. NZ Jewellers lists it at £4,816. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabHRD
CertificateHRD 260000038419
Dimensions11.12 × 5.96 × 3.83 mm
L/W Ratio1.87
Girdle conditionFaceted
Culet sizeNone
Top View
11.12 mm5.96 mm1.51 ctJ / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceStrong
CertificateHRD 260000038419
Side View
Table 62.0%CrownGirdle: MediumPavilionCulet: NoneDepth 64.3%

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 2
Current: £4,816 GBP|Low: £2,249 GBP|High: £4,953 GBP|Avg: £3,155 GBP|-2.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 2£2,249 GBP
Retailer 10£2,508 GBP
Retailer 3£2,552 GBP
Retailer 8£2,764 GBP
Retailer 12£2,764 GBP
Retailer 9£2,870 GBP
Retailer 6£2,900 GBP
Retailer 11£2,906 GBP
Retailer 4£3,189 GBP
Retailer 5£3,235 GBP
Retailer 7£4,623 GBP
NZ Jewellers£4,816 GBP

30 data points across 12 retailers

12 retailers£2,249 GBP to £4,816 GBP

A
Cheapest Retailer
-
£2,249 GBP
₹287,450 INR
A
Retailer 2
-
£2,508 GBP
$3,365 USD
View
A
Retailer 3
-
£2,552 GBP
$3,424 USD
View
Final sale: no returns
A
Retailer 4
-
£2,764 GBP
$3,709 USD
View
A
Retailer 5
-
£2,764 GBP
$3,709 USD
View
B+
Retailer 6
-
£2,870 GBP
$3,852 USD
View
B+
Retailer 7
-
£2,900 GBP
View
B+
Retailer 8
-
£2,906 GBP
$3,900 USD
View
B+
Retailer 9
-
£3,189 GBP
$4,280 USD
View
B+
Retailer 10
-
£3,235 GBP
€4,135 EUR
View
B
Retailer 11
-
£4,623 GBP
View
Most Expensive
B
NZ Jewellers
dce1427b-e09b-41bc-8d01-af2946f9cb5f · Oct 30
£4,816 GBP
$6,463 USD
View
11 more retailers have this diamond
Prices start from £2,249 GBPSave up to £2,567 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 Marquise
£2,249 GBP