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Marquise|Natural|GIA

1.51ct J SI2 Marquise Natural Diamond

EX • J/SI2 • GIA 6552470809

Certificate GIA 6552470809

Diamond specifications and retailer prices

From HK$47,767 HKD
$6,088 USD
As of November 1, 2026
Save HK$55,386 HKD (54%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$103,153 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 stated by the retailer rather than the lab and certified by GIA 6552470809. Listed at 17 retailers as of October 30, 2026, with prices from HK$47,767 to HK$103,153, a HK$55,386 spread on the same certified stone. NZ Jewellers lists it at HK$103,153. 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 (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.95°
Pavilion angle42.18°
OriginNatural
Grading LabGIA
CertificateGIA 6552470809
Dimensions11.17 × 6.10 × 3.80 mm
L/W Ratio1.83
Girdle conditionVery Thick
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Indented Natural
Top View
11.17 mm6.10 mm1.51 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552470809
Side View
Table 65.0%Crown 34.95°Girdle: STK-VTKPavilion 42.18°Culet: NoneDepth 62.3%

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$103,153 HKD|Low: HK$48,724 HKD|High: HK$103,153 HKD|Avg: HK$64,437 HKD
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
Retailer 17
November 2, 2026
Retailer 12HK$48,724 HKD
Retailer 3HK$51,234 HKD
Retailer 5HK$51,572 HKD
Retailer 13HK$52,004 HKD
Retailer 6HK$55,872 HKD
Retailer 16HK$56,735 HKD
Retailer 10HK$57,662 HKD
Retailer 4HK$58,956 HKD
Retailer 15HK$61,827 HKD
Retailer 17HK$61,827 HKD
Retailer 14HK$63,867 HKD
Retailer 7HK$64,471 HKD
Retailer 2HK$67,374 HKD
Retailer 8HK$67,947 HKD
Retailer 9HK$73,527 HKD
Retailer 11HK$85,954 HKD
NZ JewellersHK$103,153 HKD

39 data points across 17 retailers

17 retailersHK$47,767 HKD to HK$103,153 HKD

B+
Cheapest Retailer
-
HK$47,767 HKD
$6,088 USD
B+
Retailer 2
-
HK$48,724 HKD
$6,210 USD
View
B+
Retailer 3
-
HK$51,234 HKD
CA$9,069 CAD
View
B+
Retailer 4
-
HK$51,572 HKD
$6,573 USD
View
B
Retailer 5
-
HK$52,004 HKD
$6,628 USD
View
B
Retailer 6
-
HK$55,872 HKD
$7,121 USD
View
B
Retailer 7
-
HK$56,735 HKD
$7,231 USD
View
B+
Retailer 8
-
HK$57,662 HKD
£5,787 GBP
View
B
Retailer 9
-
HK$58,956 HKD
$7,514 USD
View
B
Retailer 10
-
HK$61,827 HKD
$7,880 USD
View
B
Retailer 11
-
HK$61,827 HKD
$7,880 USD
View
B
Retailer 12
-
HK$63,867 HKD
$8,140 USD
View
B
Retailer 13
-
HK$64,471 HKD
$8,217 USD
View
B
Retailer 14
-
HK$67,374 HKD
€8,178 EUR
View
Retailer 15
-
HK$67,947 HKD
$8,660 USD
View
Price last confirmed 10 days ago
B
Retailer 16
-
HK$85,954 HKD
£8,626 GBP
View
Most Expensive
C
NZ Jewellers
59f719e2-1b58-4986-80a0-1449147ab945 · Oct 30
HK$103,153 HKD
$13,147 USD
View
16 more retailers have this diamond
Prices start from HK$47,767 HKDSave up to HK$55,386 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$47,767 HKD