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Marquise|Natural|GIA

1.51ct J SI1 Marquise Natural Diamond

EX • J/SI1 • GIA 2566364425

Certificate GIA 2566364425

Diamond specifications and retailer prices

From €5,921 EUR
₹632,523 INR
As of November 2, 2026
Save €7,264 EUR (55%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €13,186 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2566364425. Listed at 21 retailers as of October 30, 2026, with prices from €5,921 to €13,186, a €7,264 spread on the same certified stone. NZ Jewellers lists it at €13,186. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2566364425
Dimensions11.56 × 6.06 × 3.74 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
11.56 mm6.06 mm1.51 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2566364425
Side View
Table 61.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 61.7%

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 2
Current: €13,186 EUR|Low: €5,921 EUR|High: €13,396 EUR|Avg: €7,807 EUR|-1.6%
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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 2, 2026
Retailer 16€5,921 EUR
Retailer 20€6,092 EUR
Retailer 9€6,308 EUR
Retailer 13€6,617 EUR
Retailer 11€6,813 EUR
Retailer 19€6,912 EUR
Retailer 18€7,186 EUR
Retailer 10€7,266 EUR
Retailer 6€7,277 EUR
Retailer 3€7,289 EUR
Retailer 14€7,596 EUR
Retailer 5€7,608 EUR
Retailer 12€7,708 EUR
Retailer 21€7,839 EUR
Retailer 7€7,883 EUR
Retailer 2€7,941 EUR
Retailer 4€8,056 EUR
Retailer 17€8,098 EUR
Retailer 15€9,024 EUR
Retailer 8€11,046 EUR
NZ Jewellers€13,186 EUR

12 data points across 21 retailers

21 retailers€5,921 EUR to €13,186 EUR

B+
Cheapest Retailer
-
€5,921 EUR
₹632,523 INR
B+
Retailer 2
-
€6,092 EUR
A$10,512 AUD
View
B+
Retailer 3
-
€6,308 EUR
$7,075 USD
View
Final sale: no returns
B+
Retailer 4
-
€6,617 EUR
$7,422 USD
View
B+
Retailer 5
-
€6,813 EUR
$7,642 USD
View
B+
Retailer 6
-
€6,912 EUR
$7,753 USD
View
B
Retailer 7
-
€7,186 EUR
$8,060 USD
View
B
Retailer 8
-
€7,266 EUR
$8,150 USD
View
B
Retailer 9
-
€7,277 EUR
$8,162 USD
View
B
Retailer 10
-
€7,289 EUR
£6,438 GBP
View
Retailer 11
-
€7,596 EUR
A$13,107 AUD
View
Price last confirmed 10 days ago
B
Retailer 12
-
€7,608 EUR
£6,719 GBP
View
Retailer 13
-
€7,708 EUR
$8,645 USD
View
Price last confirmed 8 days ago
B
Retailer 14
-
€7,839 EUR
$8,792 USD
View
B
Retailer 15
-
€7,883 EUR
$8,842 USD
View
B
Retailer 16
-
€7,941 EUR
$8,907 USD
View
B
Retailer 17
-
€8,056 EUR
$9,035 USD
View
B
Retailer 18
-
€8,098 EUR
View
B
Retailer 19
-
€9,024 EUR
$10,121 USD
View
B
Retailer 20
-
€11,046 EUR
£9,755 GBP
View
Most Expensive
B
NZ Jewellers
6bb1fa8d-6ca7-4383-a961-5087c68daff0 · Oct 30
€13,186 EUR
$14,789 USD
View
20 more retailers have this diamond
Prices start from €5,921 EURSave up to €7,264 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
€5,921 EUR