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Marquise|Natural|GIA

1.50ct F SI1 Marquise Natural Diamond

EX • F/SI1 • GIA 6552621628

Certificate GIA 6552621628

Diamond specifications and retailer prices

From €9,078 EUR
As of November 1, 2026
Save €7,697 EUR (46%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €16,775 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural marquise diamond

This 1.5ct natural marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552621628. Listed at 22 retailers as of November 1, 2026, with prices from €9,078 to €16,775, a €7,697 spread on the same certified stone. NZ Jewellers lists it at €16,775. 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

1.50
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552621628
Dimensions11.12 × 6.01 × 3.69 mm
L/W Ratio1.85
Key to symbols
Feather, Crystal, Needle, Natural
Top View
11.12 mm6.01 mm1.50 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552621628
Side View
Table 59.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 61.3%

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: €10,777 EUR|Low: €9,078 EUR|High: €15,909 EUR|Avg: €11,380 EUR|-3.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 8€9,078 EUR
Retailer 9€9,339 EUR
Retailer 10€9,928 EUR
Retailer 2€10,149 EUR
Retailer 1€10,777 EUR
Retailer 7€10,944 EUR
Retailer 3€11,200 EUR
Retailer 4€12,067 EUR
Retailer 5€14,684 EUR
Retailer 6€15,677 EUR

38 data points across 10 retailers

22 retailers€9,078 EUR to €16,775 EUR

B+
Cheapest Retailer
-
€9,078 EUR
B+
Retailer 2
-
€9,339 EUR
View
B+
Retailer 3
-
€9,382 EUR
View
B+
Retailer 4
-
€9,928 EUR
View
Retailer 5
-
€10,065 EUR
View
Price last confirmed 9 days ago
B
Retailer 6
-
€10,149 EUR
View
B+
Retailer 7
-
€10,777 EUR
View
B+
Retailer 8
-
€10,904 EUR
View
Retailer 9
-
€10,944 EUR
View
Price last confirmed 15 days ago
B+
Retailer 10
-
€11,071 EUR
View
B
Retailer 11
-
€11,145 EUR
View
B+
Retailer 12
-
€11,200 EUR
View
B
Retailer 13
-
€11,724 EUR
View
B
Retailer 14
-
€11,724 EUR
View
B
Retailer 15
-
€11,963 EUR
View
B
Retailer 16
-
€12,067 EUR
View
B
Retailer 17
-
€12,118 EUR
View
B
Retailer 18
-
€12,581 EUR
View
Retailer 19
-
€13,240 EUR
View
Price last confirmed 15 days ago
B
Retailer 20
-
€14,684 EUR
View
B
Retailer 21
-
€15,677 EUR
View
Most Expensive
B
NZ Jewellers
67900167-de5d-4b53-ac4f-ac2b59c55360 · Nov 5
€16,775 EUR
$18,729 USD
View
21 more retailers have this diamond
Prices start from €9,078 EURSave up to €7,697 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+
1.50ct Marquise
€9,078 EUR