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Marquise|Natural|IGI

0.90ct J SI1 Marquise Natural Diamond

VG • J/SI1 • IGI 649447516

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 649447516

Diamond specifications and retailer prices

From £923 GBP
₹117,904 INR
As of November 2, 2026
Save £1,600 GBP (63%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,522 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.9ct natural marquise diamond

This 0.9ct natural marquise sits in the just-under-one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 649447516. Listed at 14 retailers as of October 30, 2026, with prices from £923 to £2,522, a £1,600 spread on the same certified stone. NZ Jewellers lists it at £2,522. 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

0.90
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceStrong
Crown angle41.9°
Pavilion angle38.7°
OriginNatural
Grading LabIGI
CertificateIGI 649447516
Dimensions9.67 × 4.84 × 3.17 mm
L/W Ratio2.00
Girdle conditionFaceted
Culet sizePointed
Top View
9.67 mm4.84 mm0.90 ctJ / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateIGI 649447516
Side View
Table 56.0%Crown 41.9°Girdle: MED-THKPavilion 38.7°Culet: NoneDepth 65.5%

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 2
Current: £2,522 GBP|Low: £875 GBP|High: £2,522 GBP|Avg: £1,350 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
November 2, 2026
Retailer 2£923 GBP
Retailer 5£954 GBP
Retailer 6£958 GBP
Retailer 12£1,034 GBP
Retailer 14£1,034 GBP
Retailer 13£1,082 GBP
Retailer 3£1,110 GBP
Retailer 9£1,163 GBP
Retailer 4£1,193 GBP
Retailer 8£1,441 GBP
Retailer 11£1,515 GBP
Retailer 10£1,895 GBP
Retailer 7£1,990 GBP
NZ Jewellers£2,522 GBP

26 data points across 14 retailers

14 retailers£923 GBP to £2,522 GBP

B+
Cheapest Retailer
-
£923 GBP
₹117,904 INR
B+
Retailer 2
-
£954 GBP
$1,280 USD
View
Final sale: no returns
B+
Retailer 3
-
£958 GBP
$1,286 USD
View
B+
Retailer 4
-
£1,034 GBP
$1,388 USD
View
B+
Retailer 5
-
£1,034 GBP
$1,388 USD
View
B+
Retailer 6
-
£1,082 GBP
$1,452 USD
View
B+
Retailer 7
-
£1,110 GBP
$1,490 USD
View
B
Retailer 8
-
£1,163 GBP
View
B
Retailer 9
-
£1,193 GBP
$1,601 USD
View
B
Retailer 10
-
£1,441 GBP
€1,842 EUR
View
B
Retailer 11
-
£1,515 GBP
ZAR 32,842 ZAR
View
B
Retailer 12
-
£1,895 GBP
View
B
Retailer 13
-
£1,990 GBP
View
Most Expensive
C
NZ Jewellers
9e73fe7b-1b2b-43b9-b4bf-5f6e4179fb7c · Oct 30
£2,522 GBP
$3,385 USD
View
13 more retailers have this diamond
Prices start from £923 GBPSave up to £1,600 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+
0.90ct Marquise
£923 GBP