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Marquise|Natural|GIA

1.51ct J VS1 Marquise Natural Diamond

ID • J/VS1 • GIA 5556576494

Certificate GIA 5556576494

Diamond specifications and retailer prices

From £5,399 GBP
As of November 2, 2026
Save £4,185 GBP (44%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £9,584 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 VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5556576494. Listed at 8 retailers as of October 30, 2026, with prices from £5,399 to £9,584, a £4,185 spread on the same certified stone. NZ Jewellers lists it at £9,584. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
J
Colour
VS1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceMedium
Crown angle43.17°
Pavilion angle34.92°
OriginNatural
Grading LabGIA
CertificateGIA 5556576494
Dimensions10.95 × 6.18 × 3.53 mm
L/W Ratio1.77
Girdle conditionVery Thick
Key to symbols
Feather, Natural
Top View
10.95 mm6.18 mm1.51 ctJ / VS1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 5556576494
Side View
Table 63.0%Crown 43.17°Girdle: THK-VTKPavilion 34.92°Culet: NoneDepth 57.1%

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 2
Current: £9,584 GBP|Low: £5,180 GBP|High: £9,844 GBP|Avg: £6,418 GBP|-2.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 2£5,399 GBP
Retailer 5£5,418 GBP
Retailer 4£5,448 GBP
Retailer 8£5,608 GBP
Retailer 7£5,730 GBP
Retailer 6£5,818 GBP
Retailer 3£7,986 GBP
NZ Jewellers£9,584 GBP

22 data points across 8 retailers

8 retailers£5,399 GBP to £9,584 GBP

B+
Cheapest Retailer
-
£5,399 GBP
B+
Retailer 2
-
£5,418 GBP
$7,260 USD
View
B+
Retailer 3
-
£5,448 GBP
$7,300 USD
View
Retailer 4
-
£5,608 GBP
A$11,559 AUD
View
Price last confirmed 11 days ago
B+
Retailer 5
-
£5,730 GBP
$7,678 USD
View
B+
Retailer 6
-
£5,818 GBP
$7,796 USD
View
B
Retailer 7
-
£7,986 GBP
View
Most Expensive
B
NZ Jewellers
b04d9065-aa29-47bb-b350-dbf83977d403 · Oct 30
£9,584 GBP
$12,841 USD
View
7 more retailers have this diamond
Prices start from £5,399 GBPSave up to £4,185 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 Marquise
£5,399 GBP