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Marquise|Natural|IGI

0.78ct J SI1 Marquise Natural Diamond

VG • J/SI1 • IGI 502165564

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 502165564

Diamond specifications and retailer prices

From £534 GBP
₹68,161 INR
As of November 2, 2026
Save £1,727 GBP (76%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £2,261 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.78ct natural marquise diamond

This 0.78ct 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 502165564. Listed at 16 retailers as of October 30, 2026, with prices from £534 to £2,261, a £1,727 spread on the same certified stone. NZ Jewellers lists it at £2,261. 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

0.78
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle33.6°
Pavilion angle42.3°
OriginNatural
Grading LabIGI
CertificateIGI 502165564
Dimensions8.60 × 4.77 × 3.14 mm
L/W Ratio1.80
Girdle conditionFaceted
Culet sizePointed
Top View
8.60 mm4.77 mm0.78 ctJ / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateIGI 502165564
Side View
Table 55.0%Crown 33.6°Girdle: MED-VTKPavilion 42.3°Culet: NoneDepth 65.8%

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: Nov 2
Current: £2,261 GBP|Low: £533 GBP|High: £2,261 GBP|Avg: £958 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£534 GBP
Retailer 6£666 GBP
Retailer 5£702 GBP
Retailer 4£721 GBP
Retailer 12£721 GBP
Retailer 3£749 GBP
Retailer 13£786 GBP
Retailer 14£832 GBP
Retailer 8£860 GBP
Retailer 7£909 GBP
Retailer 10£1,014 GBP
Retailer 11£1,077 GBP
Retailer 9£1,321 GBP
NZ Jewellers£2,261 GBP

30 data points across 14 retailers

16 retailers£534 GBP to £2,261 GBP

A
Cheapest Retailer
-
£534 GBP
₹68,161 INR
B+
Retailer 2
-
£666 GBP
$892 USD
View
Final sale: no returns
B+
Retailer 3
-
£702 GBP
$940 USD
View
B+
Retailer 4
-
£706 GBP
$946 USD
View
B+
Retailer 5
-
£709 GBP
$950 USD
View
B+
Retailer 6
-
£721 GBP
$966 USD
View
B+
Retailer 7
-
£721 GBP
$966 USD
View
B+
Retailer 8
-
£749 GBP
$1,003 USD
View
B+
Retailer 9
-
£786 GBP
$1,053 USD
View
B+
Retailer 10
-
£832 GBP
$1,115 USD
View
B+
Retailer 11
-
£860 GBP
View
B+
Retailer 12
-
£909 GBP
View
B
Retailer 13
-
£1,014 GBP
€1,294 EUR
View
B
Retailer 14
-
£1,077 GBP
ZAR 23,313 ZAR
View
B
Retailer 15
-
£1,321 GBP
View
Most Expensive
C
NZ Jewellers
028f03ec-d30b-41d3-8746-981d48bdcfd2 · Oct 30
£2,261 GBP
$3,030 USD
View
15 more retailers have this diamond
Prices start from £534 GBPSave up to £1,727 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
0.78ct Marquise
£534 GBP