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Marquise|Natural|IGI

1.01ct L SI1 Marquise Natural Diamond

VG • L/SI1 • IGI 782630995

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 782630995

Diamond specifications and retailer prices

From £590 GBP
As of November 6, 2026
Save £1,288 GBP (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,878 GBP at NZ Jewellers · As of November 5, 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 L colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 782630995. Listed at 14 retailers as of November 5, 2026, with prices from £590 to £1,878, a £1,288 spread on the same certified stone. NZ Jewellers lists it at £1,878. 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
L
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle39.4°
OriginNatural
Grading LabIGI
CertificateIGI 782630995
Dimensions9.91 × 5.42 × 3.21 mm
L/W Ratio1.83
Girdle conditionFaceted
Culet sizePointed
Top View
9.91 mm5.42 mm1.01 ctL / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 782630995
Side View
Table 63.0%Crown 36.7°Girdle: STK-THKPavilion 39.4°Culet: NoneDepth 59.2%

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 6
Current: £1,878 GBP|Low: £590 GBP|High: £1,878 GBP|Avg: £904 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
November 6, 2026
Retailer 2£590 GBP
Retailer 5£747 GBP
Retailer 3£753 GBP
Retailer 10£770 GBP
Retailer 12£770 GBP
Retailer 8£799 GBP
Retailer 11£834 GBP
Retailer 4£877 GBP
Retailer 9£889 GBP
Retailer 6£940 GBP
Retailer 7£1,077 GBP
NZ Jewellers£1,878 GBP

41 data points across 12 retailers

14 retailers£590 GBP to £1,878 GBP

A
Cheapest Retailer
-
£590 GBP
Retailer 2
-
£726 GBP
View
Price last confirmed 95 days ago
A
Retailer 3
-
£747 GBP
View
B+
Retailer 4
-
£753 GBP
View
Retailer 5
-
£770 GBP
View
Price last confirmed 8 days ago
B+
Retailer 6
-
£770 GBP
View
B+
Retailer 7
-
£799 GBP
View
B+
Retailer 8
-
£834 GBP
View
B+
Retailer 9
-
£869 GBP
View
B+
Retailer 10
-
£877 GBP
View
B+
Retailer 11
-
£889 GBP
View
B+
Retailer 12
-
£940 GBP
View
B+
Retailer 13
-
£1,077 GBP
View
Most Expensive
C
NZ Jewellers
420bed0a-3e6d-4350-a3ec-d61d059a58d1 · Nov 5
£1,878 GBP
$2,528 USD
View
13 more retailers have this diamond
Prices start from £590 GBPSave up to £1,288 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
£590 GBP