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Marquise|Natural|GIA

1.20ct J SI2 Marquise Natural Diamond

EX • J/SI2 • GIA 6565283603

Certificate GIA 6565283603

Diamond specifications and retailer prices

From €2,568 EUR
As of November 6, 2026
Save €3,417 EUR (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €5,985 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural marquise diamond

This 1.2ct 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 6565283603. Listed at 16 retailers as of November 5, 2026, with prices from €2,568 to €5,985, a €3,417 spread on the same certified stone. NZ Jewellers lists it at €5,985. 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

1.20
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6565283603
Dimensions10.59 × 5.58 × 3.55 mm
L/W Ratio1.90
Culet sizeNone
Key to symbols
Feather, Crystal, Needle
Top View
10.59 mm5.58 mm1.20 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6565283603
Side View
Table 60.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 63.6%

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 6
Current: €5,985 EUR|Low: €2,482 EUR|High: €6,126 EUR|Avg: €3,592 EUR|-2.3%
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
November 7, 2026
Retailer 14€2,568 EUR
Retailer 13€2,763 EUR
Retailer 15€2,871 EUR
Retailer 6€2,875 EUR
Retailer 5€2,889 EUR
Retailer 12€2,923 EUR
Retailer 16€3,112 EUR
Retailer 7€3,186 EUR
Retailer 3€3,232 EUR
Retailer 10€3,423 EUR
Retailer 9€3,479 EUR
Retailer 4€3,591 EUR
Retailer 8€3,980 EUR
Retailer 11€3,998 EUR
Retailer 2€5,714 EUR
NZ Jewellers€5,985 EUR

41 data points across 16 retailers

16 retailers€2,568 EUR to €5,985 EUR

B+
Cheapest Retailer
-
€2,568 EUR
B+
Retailer 2
-
€2,763 EUR
View
B
Retailer 3
-
€2,871 EUR
View
Final sale: no returns
B
Retailer 4
-
€2,875 EUR
View
B
Retailer 5
-
€2,889 EUR
View
B
Retailer 6
-
€2,923 EUR
View
B
Retailer 7
-
€3,112 EUR
View
Retailer 8
-
€3,186 EUR
View
Price last confirmed 9 days ago
B
Retailer 9
-
€3,232 EUR
View
B
Retailer 10
-
€3,423 EUR
View
B
Retailer 11
-
€3,479 EUR
View
B
Retailer 12
-
€3,583 EUR
View
B
Retailer 13
-
€3,591 EUR
View
B
Retailer 14
-
€3,998 EUR
View
B
Retailer 15
-
€5,714 EUR
View
Most Expensive
B
NZ Jewellers
a8e0ef56-9a38-4869-a38e-51cefdd1a697 · Nov 5
€5,985 EUR
$6,682 USD
View
15 more retailers have this diamond
Prices start from €2,568 EURSave up to €3,417 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+
1.20ct Marquise
€2,568 EUR