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Marquise|Natural|IGI

1.51ct J SI2 Marquise Natural Diamond

EX • J/SI2 • IGI 762534384

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 762534384

Diamond specifications and retailer prices

From HK$24,158 HKD
$3,079 USD
As of October 31, 2026
Save HK$23,248 HKD (49%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$47,406 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 762534384. Listed at 14 retailers as of October 30, 2026, with prices from HK$24,158 to HK$47,406, a HK$23,248 spread on the same certified stone. NZ Jewellers lists it at HK$47,406. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.4°
OriginNatural
Grading LabIGI
CertificateIGI 762534384
Dimensions11.68 × 5.98 × 3.75 mm
L/W Ratio1.95
Girdle conditionFaceted
Culet sizePointed
Top View
11.68 mm5.98 mm1.51 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 762534384
Side View
Table 59.0%Crown 35.8°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.7%

Caratlytics Score

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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: Oct 31
Current: HK$47,406 HKD|Low: HK$24,158 HKD|High: HK$48,858 HKD|Avg: HK$32,383 HKD|-3.0%
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 2, 2026
Retailer 12HK$24,158 HKD
Retailer 4HK$25,108 HKD
Retailer 11HK$25,822 HKD
Retailer 13HK$26,052 HKD
Retailer 6HK$26,902 HKD
Retailer 9HK$27,210 HKD
Retailer 5HK$28,042 HKD
Retailer 2HK$28,254 HKD
Retailer 8HK$28,346 HKD
Retailer 3HK$31,392 HKD
Retailer 7HK$31,841 HKD
Retailer 10HK$45,508 HKD
NZ JewellersHK$47,406 HKD

45 data points across 13 retailers

14 retailersHK$24,158 HKD to HK$47,406 HKD

A
Cheapest Retailer
-
HK$24,158 HKD
$3,079 USD
A
Retailer 2
-
HK$25,108 HKD
$3,200 USD
View
Final sale: no returns
A
Retailer 3
-
HK$25,822 HKD
$3,291 USD
View
A
Retailer 4
-
HK$26,052 HKD
$3,320 USD
View
A
Retailer 5
-
HK$26,902 HKD
£2,700 GBP
View
A
Retailer 6
-
HK$27,210 HKD
$3,468 USD
View
A
Retailer 7
-
HK$28,042 HKD
$3,574 USD
View
Retailer 8
-
HK$28,042 HKD
$3,574 USD
View
Price last confirmed 18 days ago
A
Retailer 9
-
HK$28,254 HKD
$3,601 USD
View
A
Retailer 10
-
HK$28,346 HKD
$3,613 USD
View
A
Retailer 11
-
HK$31,392 HKD
$4,001 USD
View
A
Retailer 12
-
HK$31,841 HKD
€3,865 EUR
View
B+
Retailer 13
-
HK$45,508 HKD
£4,567 GBP
View
Most Expensive
B+
NZ Jewellers
c5fb1da5-b97b-4ff4-b4f0-bc743ac49258 · Oct 30
HK$47,406 HKD
$6,042 USD
View
13 more retailers have this diamond
Prices start from HK$24,158 HKDSave up to HK$23,248 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$24,158 HKD