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Marquise|Natural|IGI

1.51ct J SI2 Marquise Natural Diamond

VG • J/SI2 • IGI 696515871

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 696515871

Diamond specifications and retailer prices

From £2,955 GBP
$3,966 USD
As of November 1, 2026
Save £2,948 GBP (50%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £5,903 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 SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 696515871. Listed at 15 retailers as of October 30, 2026, with prices from £2,955 to £5,903, a £2,948 spread on the same certified stone. NZ Jewellers lists it at £5,903. 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
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle38.8°
OriginNatural
Grading LabIGI
CertificateIGI 696515871
Dimensions11.29 × 5.74 × 3.81 mm
L/W Ratio1.97
Girdle conditionFaceted
Culet sizePointed
Top View
11.29 mm5.74 mm1.51 ctJ / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 696515871
Side View
Table 61.0%Crown 38.3°Girdle: STK-VTKPavilion 38.8°Culet: NoneDepth 66.4%

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 1
Current: £5,903 GBP|Low: £2,867 GBP|High: £5,903 GBP|Avg: £3,669 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 6£2,955 GBP
Retailer 11£2,996 GBP
Retailer 4£3,021 GBP
Retailer 13£3,127 GBP
Retailer 5£3,177 GBP
Retailer 2£3,350 GBP
Retailer 3£3,363 GBP
Retailer 12£3,388 GBP
Retailer 14£3,388 GBP
Retailer 16£3,388 GBP
Retailer 8£3,500 GBP
Retailer 9£3,834 GBP
Retailer 15£3,910 GBP
Retailer 7£4,032 GBP
Retailer 10£5,426 GBP
NZ Jewellers£5,903 GBP

45 data points across 16 retailers

15 retailers£2,955 GBP to £5,903 GBP

B+
Cheapest Retailer
-
£2,955 GBP
$3,966 USD
Retailer 2
-
£2,996 GBP
$4,020 USD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
£3,021 GBP
$4,054 USD
View
B+
Retailer 4
-
£3,127 GBP
$4,196 USD
View
Final sale: no returns
B+
Retailer 5
-
£3,177 GBP
A$6,558 AUD
View
B+
Retailer 6
-
£3,350 GBP
View
B+
Retailer 7
-
£3,363 GBP
$4,513 USD
View
B+
Retailer 8
-
£3,388 GBP
$4,547 USD
View
B+
Retailer 9
-
£3,388 GBP
$4,547 USD
View
B+
Retailer 10
-
£3,388 GBP
$4,547 USD
View
B+
Retailer 11
-
£3,500 GBP
$4,697 USD
View
B+
Retailer 12
-
£3,834 GBP
€4,900 EUR
View
B+
Retailer 13
-
£3,910 GBP
$5,247 USD
View
B
Retailer 14
-
£5,426 GBP
View
Most Expensive
B
NZ Jewellers
b0c1cda3-82da-48d1-9be7-f7892808d435 · Oct 30
£5,903 GBP
$7,922 USD
View
14 more retailers have this diamond
Prices start from £2,955 GBPSave up to £2,948 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
£2,955 GBP