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Marquise|Natural|GIA

0.50ct I SI1 Marquise Natural Diamond

EX • I/SI1 • GIA 7561214081

Certificate GIA 7561214081

Diamond specifications and retailer prices

From €321 EUR
As of November 6, 2026
Save €1,123 EUR (78%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,444 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.5ct natural marquise diamond

This 0.5ct natural marquise sits in the half to three-quarter carat band, graded I 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 7561214081. Listed at 19 retailers as of November 5, 2026, with prices from €321 to €1,444, a €1,123 spread on the same certified stone. NZ Jewellers lists it at €1,444. 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

0.50
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7561214081
Dimensions7.54 × 4.24 × 2.70 mm
L/W Ratio1.78
Top View
7.54 mm4.24 mm0.50 ctI / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 7561214081
Side View
Table 53.0%CrownGirdle: Very Thick - Ext. ThickPavilionCulet: NoneDepth 63.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €1,444 EUR|Low: €321 EUR|High: €1,553 EUR|Avg: €535 EUR|-7.0%
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
November 7, 2026
Retailer 5€321 EUR
Retailer 3€348 EUR
Retailer 10€358 EUR
Retailer 16€377 EUR
Retailer 15€394 EUR
Retailer 12€406 EUR
Retailer 18€406 EUR
Retailer 6€434 EUR
Retailer 7€434 EUR
Retailer 13€459 EUR
Retailer 2€461 EUR
Retailer 14€494 EUR
Retailer 9€526 EUR
Retailer 17€564 EUR
Retailer 4€584 EUR
Retailer 8€585 EUR
Retailer 11€865 EUR
NZ Jewellers€1,444 EUR

23 data points across 18 retailers

19 retailers€321 EUR to €1,444 EUR

A
Cheapest Retailer
-
€321 EUR
A
Retailer 2
-
€348 EUR
View
Final sale: no returns
A
Retailer 3
-
€358 EUR
View
A
Retailer 4
-
€377 EUR
View
A
Retailer 5
-
€394 EUR
View
A
Retailer 6
-
€406 EUR
View
A
Retailer 7
-
€406 EUR
View
A
Retailer 8
-
€434 EUR
View
A
Retailer 9
-
€434 EUR
View
A
Retailer 10
-
€459 EUR
View
A
Retailer 11
-
€461 EUR
View
A
Retailer 12
-
€494 EUR
View
A
Retailer 13
-
€526 EUR
View
B+
Retailer 14
-
€564 EUR
View
B+
Retailer 15
-
€584 EUR
View
B+
Retailer 16
-
€585 EUR
View
Retailer 17
-
€679 EUR
View
Price last confirmed 35 days ago
B
Retailer 18
-
€865 EUR
View
Most Expensive
B
NZ Jewellers
511309f9-9e5c-476a-aeeb-99c8bf39cfed · Nov 5
€1,444 EUR
$1,612 USD
View
18 more retailers have this diamond
Prices start from €321 EURSave up to €1,123 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
0.50ct Marquise
€321 EUR