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Marquise|Natural|IGI

0.50ct E SI2 Marquise Natural Diamond

VG • E/SI2 • IGI 680519383

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 680519383

Diamond specifications and retailer prices

From £311 GBP
₹39,651 INR
As of October 30, 2026
Save £1,005 GBP (76%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,316 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.5ct natural marquise diamond

This 0.5ct natural marquise sits in the half to three-quarter carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 680519383. Listed at 14 retailers as of October 30, 2026, with prices from £311 to £1,316, a £1,005 spread on the same certified stone. NZ Jewellers lists it at £1,316. 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

0.50
Carat
E
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle31.7°
Pavilion angle37.6°
OriginNatural
Grading LabIGI
CertificateIGI 680519383
Dimensions7.63 × 4.56 × 2.47 mm
L/W Ratio1.67
Girdle conditionFaceted
Culet sizePointed
Top View
7.63 mm4.56 mm0.50 ctE / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 680519383
Side View
Table 60.0%Crown 31.7°Girdle: MED-THKPavilion 37.6°Culet: NoneDepth 54.2%

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: Oct 30
Current: £1,316 GBP|Low: £309 GBP|High: £1,316 GBP|Avg: £521 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
October 31, 2026
Retailer 6£311 GBP
Retailer 11£387 GBP
Retailer 10£429 GBP
Retailer 3£452 GBP
Retailer 12£452 GBP
Retailer 4£469 GBP
Retailer 2£484 GBP
Retailer 7£503 GBP
Retailer 8£526 GBP
Retailer 5£563 GBP
Retailer 9£971 GBP
NZ Jewellers£1,316 GBP

39 data points across 12 retailers

14 retailers£311 GBP to £1,316 GBP

A
Cheapest Retailer
-
£311 GBP
₹39,651 INR
A
Retailer 2
-
£387 GBP
$518 USD
View
Final sale: no returns
A
Retailer 3
-
£419 GBP
$562 USD
View
A
Retailer 4
-
£429 GBP
$575 USD
View
A
Retailer 5
-
£452 GBP
$605 USD
View
A
Retailer 6
-
£452 GBP
$605 USD
View
B+
Retailer 7
-
£484 GBP
$649 USD
View
A
Retailer 8
-
£503 GBP
View
B+
Retailer 9
-
£507 GBP
$679 USD
View
B+
Retailer 10
-
£518 GBP
$694 USD
View
A
Retailer 11
-
£526 GBP
View
B+
Retailer 12
-
£563 GBP
€719 EUR
View
B
Retailer 13
-
£971 GBP
View
Most Expensive
C
NZ Jewellers
366ec720-f8c6-471c-ae51-b0a80b0ebc58 · Oct 30
£1,316 GBP
$1,763 USD
View
13 more retailers have this diamond
Prices start from £311 GBPSave up to £1,005 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
0.50ct Marquise
£311 GBP