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Marquise|Natural|IGI

1.02ct I SI2 Marquise Natural Diamond

VG • I/SI2 • IGI 747586986

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 747586986

Diamond specifications and retailer prices

From £814 GBP
₹104,044 INR
As of November 2, 2026
Save £1,828 GBP (69%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £2,642 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.02ct natural marquise diamond

This 1.02ct natural marquise sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 747586986. Listed at 11 retailers as of October 30, 2026, with prices from £814 to £2,642, a £1,828 spread on the same certified stone. NZ Jewellers lists it at £2,642. 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

1.02
Carat
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.8°
Pavilion angle39.5°
OriginNatural
Grading LabIGI
CertificateIGI 747586986
Dimensions10.38 × 5.05 × 3.23 mm
L/W Ratio2.06
Girdle conditionFaceted
Culet sizePointed
Top View
10.38 mm5.05 mm1.02 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 747586986
Side View
Table 60.0%Crown 39.8°Girdle: THN-MEDPavilion 39.5°Culet: NoneDepth 64.0%

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: £814 GBP|Low: £812 GBP|High: £1,920 GBP|Avg: £1,241 GBP|-2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 1£814 GBP
Retailer 5£1,000 GBP
Retailer 2£1,071 GBP
Retailer 6£1,133 GBP
Retailer 3£1,404 GBP
Retailer 4£1,900 GBP

41 data points across 6 retailers

11 retailers£814 GBP to £2,642 GBP

A
Cheapest Retailer
-
£814 GBP
₹104,044 INR
B+
Retailer 2
-
£1,000 GBP
$1,342 USD
View
Final sale: no returns
B+
Retailer 3
-
£1,037 GBP
$1,391 USD
View
A
Retailer 4
-
£1,071 GBP
View
B+
Retailer 5
-
£1,083 GBP
$1,453 USD
View
B+
Retailer 6
-
£1,133 GBP
$1,521 USD
View
B+
Retailer 7
-
£1,184 GBP
$1,589 USD
View
B+
Retailer 8
-
£1,250 GBP
$1,677 USD
View
B+
Retailer 9
-
£1,404 GBP
€1,795 EUR
View
B+
Retailer 10
-
£1,900 GBP
View
Most Expensive
B
NZ Jewellers
2fdd25ec-6c93-4f85-a427-b41193a12df0 · Oct 30
£2,642 GBP
$3,545 USD
View
10 more retailers have this diamond
Prices start from £814 GBPSave up to £1,828 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
1.02ct Marquise
£814 GBP