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Marquise|Natural|IGI

1.50ct H SI2 Marquise Natural Diamond

VG • H/SI2 • IGI 825619073

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 825619073

Diamond specifications and retailer prices

From £2,271 GBP
As of November 6, 2026
Save £2,985 GBP (57%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £5,256 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural marquise diamond

This 1.5ct natural marquise sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 825619073. Listed at 13 retailers as of November 5, 2026, with prices from £2,271 to £5,256, a £2,985 spread on the same certified stone. NZ Jewellers lists it at £5,256. 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

1.50
Carat
H
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle39.3°
OriginNatural
Grading LabIGI
CertificateIGI 825619073
Dimensions11.04 × 6.11 × 3.67 mm
L/W Ratio1.81
Girdle conditionFaceted
Top View
11.04 mm6.11 mm1.50 ctH / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 825619073
Side View
Table 62.0%Crown 34.7°Girdle: THK-VTKPavilion 39.3°Culet: NoneDepth 60.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £5,256 GBP|Low: £2,271 GBP|High: £5,307 GBP|Avg: £3,361 GBP|-1.0%
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
November 6, 2026
Retailer 2£2,271 GBP
Retailer 10£2,654 GBP
Retailer 11£2,891 GBP
Retailer 3£3,017 GBP
Retailer 4£3,017 GBP
Retailer 9£3,017 GBP
Retailer 12£3,127 GBP
Retailer 8£3,145 GBP
Retailer 13£3,302 GBP
Retailer 6£3,310 GBP
Retailer 5£3,481 GBP
Retailer 7£5,044 GBP
NZ Jewellers£5,256 GBP

44 data points across 13 retailers

13 retailers£2,271 GBP to £5,256 GBP

A
Cheapest Retailer
-
£2,271 GBP
B+
Retailer 2
-
£2,654 GBP
View
B+
Retailer 3
-
£2,891 GBP
View
B+
Retailer 4
-
£3,017 GBP
View
B+
Retailer 5
-
£3,017 GBP
View
Retailer 6
-
£3,017 GBP
View
Price last confirmed 14 days ago
B+
Retailer 7
-
£3,127 GBP
View
B+
Retailer 8
-
£3,145 GBP
View
B+
Retailer 9
-
£3,302 GBP
View
A
Retailer 10
-
£3,310 GBP
View
B+
Retailer 11
-
£3,481 GBP
View
B+
Retailer 12
-
£5,044 GBP
View
Most Expensive
B+
NZ Jewellers
e4beb5fe-275b-4f7e-9ea4-d9de1839c095 · Nov 5
£5,256 GBP
$7,035 USD
View
12 more retailers have this diamond
Prices start from £2,271 GBPSave up to £2,985 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
1.50ct Marquise
£2,271 GBP