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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 €5,428 EUR
$6,088 USD
As of November 1, 2026
Save €6,294 EUR (54%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €11,722 EUR 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 €5,428 to €11,722, a €6,294 spread on the same certified stone. NZ Jewellers lists it at €11,722. 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
Color
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: €11,722 EUR|Low: €5,537 EUR|High: €11,722 EUR|Avg: €7,323 EUR
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 12€5,537 EUR
Retailer 3€5,822 EUR
Retailer 5€5,860 EUR
Retailer 13€5,909 EUR
Retailer 6€6,349 EUR
Retailer 16€6,447 EUR
Retailer 10€6,552 EUR
Retailer 4€6,699 EUR
Retailer 15€7,026 EUR
Retailer 17€7,026 EUR
Retailer 14€7,257 EUR
Retailer 7€7,326 EUR
Retailer 2€7,656 EUR
Retailer 8€7,721 EUR
Retailer 9€8,355 EUR
Retailer 11€9,767 EUR
NZ Jewellers€11,722 EUR

40 data points across 17 retailers

17 retailers€5,428 EUR to €11,722 EUR

B+
Cheapest Retailer
-
€5,428 EUR
$6,088 USD
B+
Retailer 2
-
€5,537 EUR
$6,210 USD
View
B+
Retailer 3
-
€5,822 EUR
CA$9,069 CAD
View
B+
Retailer 4
-
€5,860 EUR
$6,573 USD
View
B
Retailer 5
-
€5,909 EUR
$6,628 USD
View
B
Retailer 6
-
€6,349 EUR
$7,121 USD
View
B
Retailer 7
-
€6,447 EUR
$7,231 USD
View
B+
Retailer 8
-
€6,552 EUR
£5,787 GBP
View
B
Retailer 9
-
€6,699 EUR
$7,514 USD
View
B
Retailer 10
-
€7,026 EUR
$7,880 USD
View
B
Retailer 11
-
€7,026 EUR
$7,880 USD
View
B
Retailer 12
-
€7,257 EUR
$8,140 USD
View
B
Retailer 13
-
€7,326 EUR
$8,217 USD
View
B
Retailer 14
-
€7,656 EUR
View
Retailer 15
-
€7,721 EUR
$8,660 USD
View
Price last confirmed 10 days ago
B
Retailer 16
-
€9,767 EUR
£8,626 GBP
View
Most Expensive
C
NZ Jewellers
59f719e2-1b58-4986-80a0-1449147ab945 · Oct 30
€11,722 EUR
$13,147 USD
View
16 more retailers have this diamond
Prices start from €5,428 EURSave up to €6,294 EUR

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
€5,428 EUR