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Marquise|Natural|IGI

1.51ct J I1 Marquise Natural Diamond

VG • J/I1 • IGI 811694598

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 811694598

Diamond specifications and retailer prices

From HK$16,072 HKD
₹195,083 INR
As of November 2, 2026
Save HK$26,266 HKD (62%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$42,338 HKD at NZ Jewellers · As of November 3, 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 J colour (near-colourless) and I1 clarity (included), with a very-good cut grade and certified by IGI 811694598. Listed at 10 retailers as of November 2, 2026, with prices from HK$16,072 to HK$42,338, a HK$26,266 spread on the same certified stone. NZ Jewellers lists it at HK$42,338. 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
J
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.3°
Pavilion angle37.1°
OriginNatural
Grading LabIGI
CertificateIGI 811694598
Dimensions11.41 × 5.98 × 3.67 mm
L/W Ratio1.91
Girdle conditionFaceted
Top View
11.41 mm5.98 mm1.51 ctJ / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 811694598
Side View
Table 58.0%Crown 42.3°Girdle: MED-THKPavilion 37.1°Culet: NoneDepth 61.4%

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$42,338 HKD|Low: HK$16,072 HKD|High: HK$43,577 HKD|Avg: HK$21,734 HKD|-2.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 2HK$16,072 HKD
Retailer 3HK$17,418 HKD
Retailer 5HK$18,129 HKD
Retailer 4HK$18,650 HKD
Retailer 9HK$18,697 HKD
Retailer 6HK$20,251 HKD
Retailer 8HK$20,251 HKD
Retailer 7HK$21,184 HKD
Retailer 10HK$23,366 HKD
NZ JewellersHK$42,338 HKD

12 data points across 10 retailers

10 retailersHK$16,072 HKD to HK$42,338 HKD

A
Cheapest Retailer
-
HK$16,072 HKD
₹195,083 INR
A
Retailer 2
-
HK$17,418 HKD
$2,220 USD
View
B+
Retailer 3
-
HK$18,129 HKD
$2,311 USD
View
B+
Retailer 4
-
HK$18,650 HKD
$2,377 USD
View
B+
Retailer 5
-
HK$18,697 HKD
$2,383 USD
View
Final sale: no returns
B+
Retailer 6
-
HK$20,251 HKD
$2,581 USD
View
B+
Retailer 7
-
HK$20,251 HKD
$2,581 USD
View
B+
Retailer 8
-
HK$21,184 HKD
$2,700 USD
View
B+
Retailer 9
-
HK$23,366 HKD
$2,978 USD
View
Most Expensive
B+
NZ Jewellers
556e692e-8569-4c8f-bf0f-7ca0389884d8 · Nov 3
HK$42,338 HKD
$5,396 USD
View
9 more retailers have this diamond
Prices start from HK$16,072 HKDSave up to HK$26,266 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
1.51ct Marquise
HK$16,072 HKD