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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 €9,036 EUR
$10,135 USD
As of October 28, 2026
Save €7,662 EUR (46%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €16,698 EUR at NZ Jewellers · As of October 30, 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 October 28, 2026, with prices from €9,036 to €16,698, a €7,662 spread on the same certified stone. NZ Jewellers lists it at €16,698. 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
Color
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: Oct 28
Current: €15,647 EUR|Low: €9,036 EUR|High: €15,836 EUR|Avg: €11,394 EUR|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 11€9,036 EUR
Retailer 12€9,297 EUR
Retailer 13€9,883 EUR
Retailer 5€10,020 EUR
Retailer 2€10,102 EUR
Retailer 7€10,745 EUR
Retailer 10€10,895 EUR
Retailer 3€11,021 EUR
Retailer 4€11,094 EUR
Retailer 6€11,210 EUR
Retailer 9€12,065 EUR
Retailer 8€14,720 EUR
Retailer 1€15,647 EUR

38 data points across 13 retailers

22 retailers€9,036 EUR to €16,698 EUR

B+
Cheapest Retailer
-
€9,036 EUR
$10,135 USD
B+
Retailer 2
-
€9,297 EUR
$10,427 USD
View
B+
Retailer 3
-
€9,339 EUR
$10,475 USD
View
B+
Retailer 4
-
€9,883 EUR
$11,085 USD
View
B+
Retailer 5
-
€10,020 EUR
$11,238 USD
View
B
Retailer 6
-
€10,102 EUR
$11,331 USD
View
B+
Retailer 7
-
€10,745 EUR
£9,489 GBP
View
B+
Retailer 8
-
€10,854 EUR
$12,174 USD
View
Retailer 9
-
€10,895 EUR
A$18,800 AUD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
€11,021 EUR
$12,361 USD
View
B
Retailer 11
-
€11,094 EUR
$12,443 USD
View
B+
Retailer 12
-
€11,210 EUR
£9,900 GBP
View
B
Retailer 13
-
€11,671 EUR
$13,090 USD
View
B
Retailer 14
-
€11,671 EUR
$13,090 USD
View
B
Retailer 15
-
€11,909 EUR
$13,358 USD
View
B
Retailer 16
-
€12,063 EUR
$13,530 USD
View
B
Retailer 17
-
€12,065 EUR
View
B
Retailer 18
-
€12,524 EUR
$14,047 USD
View
Retailer 19
-
€13,179 EUR
$14,782 USD
View
Price last confirmed 10 days ago
B
Retailer 20
-
€14,720 EUR
ZAR 266,712 ZAR
View
B
Retailer 21
-
€15,647 EUR
£13,819 GBP
View
Most Expensive
B
NZ Jewellers
67900167-de5d-4b53-ac4f-ac2b59c55360 · Oct 30
€16,698 EUR
$18,729 USD
View
21 more retailers have this diamond
Prices start from €9,036 EURSave up to €7,662 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
€9,036 EUR