Marquise|Natural|GIA

1.01ct J SI2 Marquise Natural Diamond

ID • J/SI2 • GIA 5242005794

Certificate GIA 5242005794

Diamond specifications and retailer prices

From €1,534 EUR
$1,720 USD
As of November 1, 2026
Save €889 EUR (37%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €3,809 EUR at NZ Jewellers · As of September 29, 2026
View at NZ Jewellers

About this 1.01ct natural marquise diamond

This 1.01ct natural marquise sits in the classic one-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 5242005794. Listed at 15 retailers as of November 1, 2026, with a 58% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.01
Carat
J
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5242005794
Dimensions10.12 × 5.21 × 3.33 mm
L/W Ratio1.94
Girdle conditionFaceted
Top View
10.12 mm5.21 mm1.01 ctJ / SI2
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 5242005794
Side View
Table 61.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 63.9%

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: Nov 1
Current: €3,809 EUR|Low: €1,381 EUR|High: €3,809 EUR|Avg: €1,928 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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 2, 2026
Retailer 12€1,381 EUR
Retailer 7€1,396 EUR
Retailer 9€1,418 EUR
Retailer 17€1,534 EUR
Retailer 19€1,544 EUR
Retailer 21€1,549 EUR
Retailer 16€1,570 EUR
Retailer 18€1,616 EUR
Retailer 10€1,703 EUR
Retailer 6€1,847 EUR
Retailer 11€1,856 EUR
Retailer 4€1,892 EUR
Retailer 14€1,933 EUR
Retailer 2€1,981 EUR
Retailer 3€2,006 EUR
Retailer 5€2,006 EUR
Retailer 20€2,068 EUR
Retailer 15€2,343 EUR
Retailer 13€2,423 EUR
Retailer 8€2,687 EUR
NZ Jewellers€3,809 EUR

32 data points across 21 retailers

15 retailers€1,534 EUR to €2,423 EUR

Retailer 1
-
€1,381 EUR
HK$12,100 HKD
Price last confirmed 59 days ago
A
Retailer 2
-
€1,534 EUR
$1,720 USD
View
A
Retailer 3
-
€1,544 EUR
$1,732 USD
View
A
Retailer 4
-
€1,549 EUR
$1,737 USD
View
A
Retailer 5
-
€1,570 EUR
$1,761 USD
View
B+
Retailer 6
-
€1,616 EUR
$1,812 USD
View
Retailer 7
-
€1,703 EUR
$1,910 USD
View
Price last confirmed 34 days ago
B+
Retailer 8
-
€1,892 EUR
$2,122 USD
View
B+
Retailer 9
-
€1,981 EUR
$2,222 USD
View
B+
Retailer 10
-
€2,006 EUR
$2,250 USD
View
B+
Retailer 11
-
€2,006 EUR
$2,250 USD
View
B+
Retailer 12
-
€2,068 EUR
$2,320 USD
View
B
Retailer 13
-
€2,343 EUR
£2,069 GBP
View
B
Retailer 14
-
€2,423 EUR
View
Most Expensive
NZ Jewellers
fea37655-29d3-4be8-b435-a7b0ead6367e · Sep 29
€3,809 EUR
$4,272 USD
View
Price last confirmed 34 days ago
14 more retailers have this diamond
Prices start from €1,534 EURSave up to €889 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.

A
1.01ct Marquise
€1,534 EUR