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Marquise|Natural|IGI

1.01ct J VS1 Marquise Natural Diamond

VG • J/VS1 • IGI 801637997

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 801637997

Diamond specifications and retailer prices

From £945 GBP
As of November 1, 2026
Save £2,324 GBP (71%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £3,269 GBP at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.01ct natural marquise diamond

This 1.01ct natural marquise sits in the classic one-carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 801637997. Listed at 17 retailers as of November 1, 2026, with prices from £945 to £3,269, a £2,324 spread on the same certified stone. NZ Jewellers lists it at £3,269. 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

1.01
Carat
J
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.7°
OriginNatural
Grading LabIGI
CertificateIGI 801637997
Dimensions9.16 × 5.36 × 3.51 mm
L/W Ratio1.71
Girdle conditionFaceted
Top View
9.16 mm5.36 mm1.01 ctJ / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 801637997
Side View
Table 65.0%Crown 35.2°Girdle: MED-THKPavilion 41.7°Culet: NoneDepth 65.5%

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 1
Current: £3,269 GBP|Low: £945 GBP|High: £3,363 GBP|Avg: £1,646 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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 4, 2026
Retailer 10£945 GBP
Retailer 6£1,221 GBP
Retailer 5£1,236 GBP
Retailer 9£1,241 GBP
Retailer 15£1,305 GBP
Retailer 4£1,340 GBP
Retailer 14£1,340 GBP
Retailer 7£1,386 GBP
Retailer 3£1,402 GBP
Retailer 8£1,442 GBP
Retailer 2£1,468 GBP
Retailer 16£1,547 GBP
Retailer 13£1,631 GBP
Retailer 12£1,829 GBP
Retailer 11£2,347 GBP
NZ Jewellers£3,269 GBP

37 data points across 16 retailers

17 retailers£945 GBP to £3,269 GBP

A
Cheapest Retailer
-
£945 GBP
B+
Retailer 2
-
£1,180 GBP
View
B+
Retailer 3
-
£1,221 GBP
View
A
Retailer 4
-
£1,241 GBP
View
B+
Retailer 5
-
£1,305 GBP
View
Retailer 6
-
£1,340 GBP
View
Price last confirmed 8 days ago
B+
Retailer 7
-
£1,340 GBP
View
Retailer 8
-
£1,340 GBP
View
Price last confirmed 21 days ago
B+
Retailer 9
-
£1,386 GBP
View
B+
Retailer 10
-
£1,402 GBP
View
B+
Retailer 11
-
£1,442 GBP
View
A
Retailer 12
-
£1,468 GBP
View
B+
Retailer 13
-
£1,547 GBP
View
Retailer 14
-
£1,631 GBP
View
Price last confirmed 11 days ago
B+
Retailer 15
-
£1,829 GBP
View
B
Retailer 16
-
£2,347 GBP
View
Most Expensive
B
NZ Jewellers
2b405d1e-b1c9-4de0-ac82-1c36dcca90ef · Nov 3
£3,269 GBP
$4,375 USD
View
16 more retailers have this diamond
Prices start from £945 GBPSave up to £2,324 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
1.01ct Marquise
£945 GBP