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Marquise|Natural|IGI

1.51ct I I1 Marquise Natural Diamond

VG • I/I1 • IGI 712581706

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 712581706

Diamond specifications and retailer prices

From HK$17,081 HKD
$2,177 USD
As of November 1, 2026
Save HK$22,463 HKD (57%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$39,544 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and I1 clarity (included), with a very-good cut grade and certified by IGI 712581706. Listed at 7 retailers as of October 30, 2026, with prices from HK$17,081 to HK$39,544, a HK$22,463 spread on the same certified stone. NZ Jewellers lists it at HK$39,544. 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

1.51
Carat
I
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle39.1°
OriginNatural
Grading LabIGI
CertificateIGI 712581706
Dimensions11.00 × 6.19 × 3.76 mm
L/W Ratio1.78
Girdle conditionFaceted
Culet sizePointed
Top View
11.00 mm6.19 mm1.51 ctI / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 712581706
Side View
Table 59.0%Crown 35.3°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 60.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: HK$39,544 HKD|Low: HK$14,854 HKD|High: HK$39,544 HKD|Avg: HK$22,152 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 8HK$14,854 HKD
Retailer 7HK$17,081 HKD
Retailer 2HK$18,917 HKD
Retailer 5HK$18,917 HKD
Retailer 6HK$19,788 HKD
Retailer 3HK$21,828 HKD
Retailer 4HK$23,620 HKD
NZ JewellersHK$39,544 HKD

24 data points across 8 retailers

7 retailersHK$17,081 HKD to HK$39,544 HKD

B+
Cheapest Retailer
-
HK$17,081 HKD
$2,177 USD
B+
Retailer 2
-
HK$18,917 HKD
$2,411 USD
View
B+
Retailer 3
-
HK$18,917 HKD
$2,411 USD
View
B+
Retailer 4
-
HK$19,788 HKD
$2,522 USD
View
B+
Retailer 5
-
HK$21,828 HKD
$2,782 USD
View
B+
Retailer 6
-
HK$23,620 HKD
€2,867 EUR
View
Most Expensive
B+
NZ Jewellers
14daa5dc-e15a-47a9-a2d0-85f147491e8d · Oct 30
HK$39,544 HKD
$5,040 USD
View
6 more retailers have this diamond
Prices start from HK$17,081 HKDSave up to HK$22,463 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.

B+
1.51ct Marquise
HK$17,081 HKD