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Marquise|Natural|IGI

1.01ct K SI2 Marquise Natural Diamond

VG • K/SI2 • IGI 492128227

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 492128227

Diamond specifications and retailer prices

From £855 GBP
As of November 6, 2026
Save £1,947 GBP (69%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £2,803 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 492128227. Listed at 12 retailers as of November 3, 2026, with prices from £855 to £2,803, a £1,947 spread on the same certified stone. NZ Jewellers lists it at £2,803. 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
K
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle32.6°
Pavilion angle41.4°
OriginNatural
Grading LabIGI
CertificateIGI 492128227
Dimensions8.87 × 5.32 × 3.37 mm
L/W Ratio1.67
Girdle conditionFaceted
Culet sizePointed
Top View
8.87 mm5.32 mm1.01 ctK / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI 492128227
Side View
Table 60.0%Crown 32.6°Girdle: THK-VTKPavilion 41.4°Culet: NoneDepth 63.3%

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 6
Current: £2,803 GBP|Low: £855 GBP|High: £2,803 GBP|Avg: £1,422 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 2£855 GBP
Retailer 10£1,081 GBP
Retailer 6£1,149 GBP
Retailer 9£1,149 GBP
Retailer 4£1,179 GBP
Retailer 8£1,202 GBP
Retailer 7£1,325 GBP
Retailer 5£1,563 GBP
Retailer 3£2,008 GBP
NZ Jewellers£2,803 GBP

40 data points across 10 retailers

12 retailers£855 GBP to £2,803 GBP

A
Cheapest Retailer
-
£855 GBP
B+
Retailer 2
-
£1,065 GBP
View
B+
Retailer 3
-
£1,081 GBP
View
B+
Retailer 4
-
£1,122 GBP
View
B+
Retailer 5
-
£1,149 GBP
View
Retailer 6
-
£1,149 GBP
View
Price last confirmed 8 days ago
B+
Retailer 7
-
£1,179 GBP
View
B+
Retailer 8
-
£1,202 GBP
View
B+
Retailer 9
-
£1,325 GBP
View
B+
Retailer 10
-
£1,563 GBP
View
B
Retailer 11
-
£2,008 GBP
View
Most Expensive
C
NZ Jewellers
8fa54ff4-3a35-4c39-bf75-c5963a5c99a4 · Nov 3
£2,803 GBP
$3,772 USD
View
11 more retailers have this diamond
Prices start from £855 GBPSave up to £1,947 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
£855 GBP