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Marquise|Natural|IGI

1.50ct I SI1 Marquise Natural Diamond

VG • I/SI1 • IGI 843696740

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 843696740

Diamond specifications and retailer prices

From HK$33,285 HKD
₹404,025 INR
As of November 2, 2026
Save HK$38,922 HKD (54%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$72,208 HKD at NZ Jewellers · As of October 30, 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 843696740. Listed at 16 retailers as of October 30, 2026, with prices from HK$33,285 to HK$72,208, a HK$38,922 spread on the same certified stone. NZ Jewellers lists it at HK$72,208. 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
I
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle38.7°
OriginNatural
Grading LabIGI
CertificateIGI 843696740
Dimensions11.26 × 5.84 × 3.74 mm
L/W Ratio1.93
Girdle conditionFaceted
Top View
11.26 mm5.84 mm1.50 ctI / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 843696740
Side View
Table 57.0%Crown 37.8°Girdle: STK-THKPavilion 38.7°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: HK$72,208 HKD|Low: HK$33,285 HKD|High: HK$80,933 HKD|Avg: HK$48,672 HKD|-10.8%
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
Retailer 15
Retailer 16
November 2, 2026
Retailer 11HK$33,285 HKD
Retailer 12HK$37,183 HKD
Retailer 8HK$38,713 HKD
Retailer 15HK$39,348 HKD
Retailer 5HK$40,407 HKD
Retailer 13HK$40,451 HKD
Retailer 16HK$42,412 HKD
Retailer 3HK$42,628 HKD
Retailer 9HK$42,628 HKD
Retailer 6HK$42,883 HKD
Retailer 7HK$43,169 HKD
Retailer 14HK$46,942 HKD
Retailer 10HK$49,187 HKD
Retailer 4HK$53,067 HKD
Retailer 2HK$67,898 HKD
NZ JewellersHK$72,208 HKD

18 data points across 16 retailers

16 retailersHK$33,285 HKD to HK$72,208 HKD

A
Cheapest Retailer
-
HK$33,285 HKD
₹404,025 INR
A
Retailer 2
-
HK$37,183 HKD
$4,739 USD
View
A
Retailer 3
-
HK$38,713 HKD
$4,934 USD
View
A
Retailer 4
-
HK$39,348 HKD
$5,015 USD
View
Final sale: no returns
A
Retailer 5
-
HK$40,407 HKD
$5,150 USD
View
A
Retailer 6
-
HK$40,451 HKD
£4,059 GBP
View
A
Retailer 7
-
HK$42,412 HKD
£4,256 GBP
View
B+
Retailer 8
-
HK$42,628 HKD
$5,433 USD
View
A
Retailer 9
-
HK$42,628 HKD
$5,433 USD
View
A
Retailer 10
-
HK$42,883 HKD
$5,465 USD
View
Retailer 11
-
HK$43,169 HKD
$5,502 USD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
HK$46,942 HKD
€5,698 EUR
View
B+
Retailer 13
-
HK$49,187 HKD
$6,269 USD
View
B+
Retailer 14
-
HK$53,067 HKD
ZAR 109,265 ZAR
View
B
Retailer 15
-
HK$67,898 HKD
£6,814 GBP
View
Most Expensive
B
NZ Jewellers
23bbefd9-0c06-49a8-807a-6b34138f14a2 · Oct 30
HK$72,208 HKD
$9,203 USD
View
15 more retailers have this diamond
Prices start from HK$33,285 HKDSave up to HK$38,922 HKD

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
HK$33,285 HKD