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Marquise|Natural|GIA

1.50ct I SI1 Marquise Natural Diamond

EX • I/SI1 • GIA 5543246564

Certificate GIA 5543246564

Diamond specifications and retailer prices

From €7,874 EUR
$8,831 USD
As of November 1, 2026
Save €6,142 EUR (44%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €14,016 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 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 5543246564. Listed at 16 retailers as of October 30, 2026, with prices from €7,874 to €14,016, a €6,142 spread on the same certified stone. NZ Jewellers lists it at €14,016. 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
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5543246564
Dimensions12.38 × 5.80 × 3.59 mm
L/W Ratio2.13
Top View
12.38 mm5.80 mm1.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5543246564
Side View
Table 61.0%CrownGirdle: Ext. ThickPavilionCulet: NDepth 61.9%

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: €14,016 EUR|Low: €8,409 EUR|High: €14,016 EUR|Avg: €10,609 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 8€8,409 EUR
Retailer 10€9,110 EUR
Retailer 5€9,205 EUR
Retailer 9€9,250 EUR
Retailer 3€9,251 EUR
Retailer 4€9,543 EUR
Retailer 11€10,512 EUR
Retailer 7€10,595 EUR
Retailer 6€12,355 EUR
Retailer 2€13,134 EUR
NZ Jewellers€14,016 EUR

30 data points across 11 retailers

16 retailers€7,874 EUR to €14,016 EUR

B+
Cheapest Retailer
-
€7,874 EUR
$8,831 USD
B+
Retailer 2
-
€7,880 EUR
$8,838 USD
View
B
Retailer 3
-
€8,409 EUR
$9,432 USD
View
B
Retailer 4
-
€8,480 EUR
$9,511 USD
View
B
Retailer 5
-
€8,968 EUR
$10,058 USD
View
B+
Retailer 6
-
€9,110 EUR
$10,218 USD
View
B+
Retailer 7
-
€9,205 EUR
£8,129 GBP
View
B
Retailer 8
-
€9,250 EUR
$10,375 USD
View
Retailer 9
-
€9,251 EUR
A$15,962 AUD
View
Price last confirmed 9 days ago
B
Retailer 10
-
€9,543 EUR
£8,428 GBP
View
B
Retailer 11
-
€10,512 EUR
$11,790 USD
View
B
Retailer 12
-
€10,595 EUR
View
Retailer 13
-
€11,066 EUR
$12,412 USD
View
Price last confirmed 10 days ago
B
Retailer 14
-
€12,355 EUR
ZAR 223,860 ZAR
View
B
Retailer 15
-
€13,134 EUR
£11,599 GBP
View
Most Expensive
B
NZ Jewellers
d80cf3e7-7dbd-4a31-8e40-ad03c8d18939 · Oct 30
€14,016 EUR
$15,720 USD
View
15 more retailers have this diamond
Prices start from €7,874 EURSave up to €6,142 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
€7,874 EUR