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Marquise|Natural|IGI

0.59ct I SI2 Marquise Natural Diamond

VG • I/SI2 • IGI 692525094

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 692525094

Diamond specifications and retailer prices

From £459 GBP
As of November 6, 2026
Save £1,103 GBP (71%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,562 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.59ct natural marquise diamond

This 0.59ct natural marquise sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 692525094. Listed at 12 retailers as of November 5, 2026, with prices from £459 to £1,562, a £1,103 spread on the same certified stone. NZ Jewellers lists it at £1,562. 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

0.59
Carat
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.7°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 692525094
Dimensions9.55 × 4.14 × 2.61 mm
L/W Ratio2.31
Girdle conditionFaceted
Culet sizeNone
Top View
9.55 mm4.14 mm0.59 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 692525094
Side View
Table 64.0%Crown 35.7°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.0%

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 6
Current: £1,144 GBP|Low: £421 GBP|High: £1,164 GBP|Avg: £634 GBP|-0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 4£459 GBP
Retailer 3£459 GBP
Retailer 6£498 GBP
Retailer 7£498 GBP
Retailer 8£596 GBP
Retailer 2£707 GBP
Retailer 5£713 GBP
Retailer 1£1,144 GBP

21 data points across 8 retailers

12 retailers£459 GBP to £1,562 GBP

B+
Cheapest Retailer
-
£459 GBP
Final sale: no returns
Retailer 2
-
£459 GBP
View
Price last confirmed 10 days ago
B+
Retailer 3
-
£498 GBP
View
Retailer 4
-
£498 GBP
View
Price last confirmed 9 days ago
B+
Retailer 5
-
£517 GBP
View
Retailer 6
-
£575 GBP
View
Price last confirmed 62 days ago
B+
Retailer 7
-
£575 GBP
View
B+
Retailer 8
-
£596 GBP
View
B
Retailer 9
-
£707 GBP
View
B
Retailer 10
-
£713 GBP
View
B
Retailer 11
-
£1,144 GBP
View
Most Expensive
C
NZ Jewellers
60e6e6ce-8c73-4d10-b0c9-b7c29c7da4f4 · Nov 5
£1,562 GBP
$2,091 USD
View
11 more retailers have this diamond
Prices start from £459 GBPSave up to £1,103 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+
0.59ct Marquise
£459 GBP