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Marquise|Natural|HRD

1.51ct E SI2 Marquise Natural Diamond

EX • E/SI2 • HRD 250000234098

Certificate HRD 250000234098

Diamond specifications and retailer prices

From £6,326 GBP
$8,424 USD
As of October 28, 2026
Save £5,916 GBP (48%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £12,242 GBP at NZ Jewellers · As of October 27, 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 250000234098. Listed at 10 retailers as of October 27, 2026, with prices from £6,326 to £12,242, a £5,916 spread on the same certified stone. NZ Jewellers lists it at £12,242. 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
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabHRD
CertificateHRD 250000234098
Dimensions11.74 × 5.99 × 3.75 mm
L/W Ratio1.96
Culet sizeNone
Top View
11.74 mm5.99 mm1.51 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateHRD 250000234098
Side View
Table 56.0%CrownGirdle: MediumPavilionCulet: NoneDepth 62.6%

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: Oct 28
Current: £12,242 GBP|Low: £4,395 GBP|High: £12,242 GBP|Avg: £7,353 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 3£4,395 GBP
Retailer 11£6,107 GBP
Retailer 9£6,326 GBP
Retailer 7£6,523 GBP
Retailer 5£6,755 GBP
Retailer 8£6,756 GBP
Retailer 10£7,319 GBP
Retailer 4£7,985 GBP
Retailer 6£8,445 GBP
Retailer 2£10,255 GBP
NZ Jewellers£12,242 GBP

25 data points across 11 retailers

10 retailers£6,326 GBP to £12,242 GBP

A
Cheapest Retailer
-
£6,326 GBP
$8,424 USD
A
Retailer 2
-
£6,523 GBP
$8,687 USD
View
A
Retailer 3
-
£6,755 GBP
$8,996 USD
View
Final sale: no returns
A
Retailer 4
-
£6,756 GBP
$8,997 USD
View
B+
Retailer 5
-
£7,319 GBP
$9,747 USD
View
B+
Retailer 6
-
£7,432 GBP
$9,897 USD
View
B+
Retailer 7
-
£7,985 GBP
€10,127 EUR
View
B+
Retailer 8
-
£8,445 GBP
$11,246 USD
View
B+
Retailer 9
-
£10,255 GBP
View
Most Expensive
B
NZ Jewellers
a89fe4c7-170f-4e5d-a4f2-5749c15e6e07 · Oct 27
£12,242 GBP
$16,302 USD
View
9 more retailers have this diamond
Prices start from £6,326 GBPSave up to £5,916 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
£6,326 GBP