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Marquise|Natural|IGI

1.51ct J SI2 Marquise Natural Diamond

VG • J/SI2 • IGI 803677736

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 803677736

Diamond specifications and retailer prices

From HK$15,322 HKD
As of November 5, 2026
Save HK$16,399 HKD (52%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$31,721 HKD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

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 very-good cut grade and certified by IGI 803677736. Listed at 6 retailers as of November 5, 2026, with prices from HK$15,322 to HK$31,721, a HK$16,399 spread on the same certified stone. Wholesale Diamonds Direct lists it at HK$31,721. 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
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.9°
Pavilion angle39.2°
OriginNatural
Grading LabIGI
CertificateIGI 803677736
Dimensions10.72 × 5.79 × 3.81 mm
L/W Ratio1.85
Girdle conditionFaceted
Top View
10.72 mm5.79 mm1.51 ctJ / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 803677736
Side View
Table 60.0%Crown 43.9°Girdle: STK-THKPavilion 39.2°Culet: NoneDepth 65.8%

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 5
Current: HK$18,449 HKD|Low: HK$15,236 HKD|High: HK$36,166 HKD|Avg: HK$23,399 HKD|-13.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Wholesale Diamonds Direct
November 6, 2026
Retailer 2HK$15,322 HKD
Retailer 7HK$15,463 HKD
Retailer 1HK$18,449 HKD
Retailer 3HK$18,496 HKD
Retailer 4HK$23,089 HKD
Retailer 8HK$23,959 HKD
Retailer 5HK$24,986 HKD
Retailer 6HK$30,190 HKD
Wholesale Diamonds DirectHK$31,721 HKD

31 data points across 9 retailers

6 retailersHK$15,322 HKD to HK$31,721 HKD

A
Cheapest Retailer
-
HK$15,322 HKD
A
Retailer 2
-
HK$18,449 HKD
View
A
Retailer 3
-
HK$18,496 HKD
View
B+
Retailer 4
-
HK$23,089 HKD
View
B+
Retailer 5
-
HK$23,959 HKD
View
Most Expensive
B+
Wholesale Diamonds Direct
262936441 · Nov 6
HK$31,721 HKD
$4,047 USD
View
5 more retailers have this diamond
Prices start from HK$15,322 HKDSave up to HK$16,399 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$15,322 HKD