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Marquise|Natural|IGI

1.51ct J VS1 Marquise Natural Diamond

VG • J/VS1 • IGI 768617976

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 768617976

Diamond specifications and retailer prices

From £3,526 GBP
$4,725 USD
As of November 2, 2026
Save £3,005 GBP (46%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £6,531 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 very-good cut grade and certified by IGI 768617976. Listed at 6 retailers as of October 30, 2026, with prices from £3,526 to £6,531, a £3,005 spread on the same certified stone. NZ Jewellers lists it at £6,531. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
J
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle38.3°
OriginNatural
Grading LabIGI
CertificateIGI 768617976
Dimensions10.92 × 5.98 × 3.74 mm
L/W Ratio1.83
Girdle conditionFaceted
Culet sizePointed
Top View
10.92 mm5.98 mm1.51 ctJ / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 768617976
Side View
Table 58.0%Crown 40.1°Girdle: STK-THKPavilion 38.3°Culet: NoneDepth 62.5%

Caratlytics Score

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

Price History

Last verified: Nov 2
Current: £6,531 GBP|Low: £3,526 GBP|High: £6,531 GBP|Avg: £4,309 GBP|+3.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 6£3,526 GBP
Retailer 2£3,532 GBP
Retailer 9£3,640 GBP
Retailer 4£3,749 GBP
Retailer 5£3,749 GBP
Retailer 7£3,791 GBP
Retailer 8£4,004 GBP
Retailer 3£5,971 GBP
NZ Jewellers£6,531 GBP

28 data points across 9 retailers

6 retailers£3,526 GBP to £6,531 GBP

A
Cheapest Retailer
-
£3,526 GBP
$4,725 USD
A
Retailer 2
-
£3,532 GBP
View
A
Retailer 3
-
£3,749 GBP
$5,023 USD
View
A
Retailer 4
-
£3,749 GBP
$5,023 USD
View
B
Retailer 5
-
£5,971 GBP
View
Most Expensive
B
NZ Jewellers
3962f6dd-1868-4ab4-b84c-76cf5e020e27 · Oct 30
£6,531 GBP
$8,751 USD
View
5 more retailers have this diamond
Prices start from £3,526 GBPSave up to £3,005 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
£3,526 GBP