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Marquise|Natural|IGI

1.21ct J SI2 Marquise Natural Diamond

VG • J/SI2 • IGI 819641563

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 819641563

Diamond specifications and retailer prices

From £1,213 GBP
As of November 6, 2026
Save £787 GBP (39%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £2,001 GBP at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.21ct natural marquise diamond

This 1.21ct natural marquise sits in the classic one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 819641563. Listed at 7 retailers as of November 6, 2026, with prices from £1,213 to £2,001, a £787 spread on the same certified stone. Wholesale Diamonds Direct lists it at £2,001. 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

1.21
Carat
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle39.4°
OriginNatural
Grading LabIGI
CertificateIGI 819641563
Dimensions10.66 × 5.64 × 3.42 mm
L/W Ratio1.89
Girdle conditionFaceted
Top View
10.66 mm5.64 mm1.21 ctJ / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 819641563
Side View
Table 60.0%Crown 38.9°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 60.6%

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: £1,213 GBP|Low: £1,057 GBP|High: £2,245 GBP|Avg: £1,606 GBP|-10.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Wholesale Diamonds Direct
November 6, 2026
Retailer 7£1,057 GBP
Retailer 1£1,213 GBP
Retailer 3£1,219 GBP
Retailer 5£1,251 GBP
Retailer 4£1,601 GBP
Retailer 8£1,695 GBP
Retailer 2£1,701 GBP
Wholesale Diamonds Direct£2,001 GBP
Retailer 6£2,072 GBP

32 data points across 9 retailers

7 retailers£1,213 GBP to £2,001 GBP

A
Cheapest Retailer
-
£1,213 GBP
A
Retailer 2
-
£1,219 GBP
View
A
Retailer 3
-
£1,251 GBP
View
B+
Retailer 4
-
£1,601 GBP
View
B+
Retailer 5
-
£1,695 GBP
View
B+
Retailer 6
-
£1,701 GBP
View
Most Expensive
B+
Wholesale Diamonds Direct
570706547 · Nov 6
£2,001 GBP
$2,678 USD
View
6 more retailers have this diamond
Prices start from £1,213 GBPSave up to £787 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
1.21ct Marquise
£1,213 GBP