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Round|Natural|GIA

1.50ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6552673012

Certificate GIA 6552673012

Diamond specifications and retailer prices

From €5,133 EUR
HK$44,800 HKD
As of October 31, 2026
Save €6,529 EUR (56%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €11,662 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552673012. Listed at 10 retailers as of October 30, 2026, with prices from €5,133 to €11,662, a €6,529 spread on the same certified stone. NZ Jewellers lists it at €11,662. 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
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6552673012
Dimensions7.23 × 7.29 × 4.55 mm
L/W Ratio1.01
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
7.23 mm7.29 mm1.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552673012
Side View
Table 57.0%CrownGirdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.6%

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: Oct 31
Current: €11,662 EUR|Low: €5,087 EUR|High: €12,546 EUR|Avg: €7,652 EUR|-7.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 7€5,133 EUR
Retailer 3€5,819 EUR
Retailer 6€5,935 EUR
Retailer 9€6,075 EUR
Retailer 5€6,973 EUR
Retailer 8€7,170 EUR
Retailer 4€7,654 EUR
Retailer 2€9,717 EUR
NZ Jewellers€11,662 EUR

43 data points across 9 retailers

10 retailers€5,133 EUR to €11,662 EUR

A
Cheapest Retailer
-
€5,133 EUR
HK$44,800 HKD
A
Retailer 2
-
€5,819 EUR
View
A
Retailer 3
-
€5,935 EUR
$6,631 USD
View
Retailer 4
-
€6,075 EUR
SGD 9,172 SGD
View
Price last confirmed 20 days ago
A
Retailer 5
-
€6,973 EUR
$7,790 USD
View
A
Retailer 6
-
€7,170 EUR
$8,010 USD
View
B+
Retailer 7
-
€7,237 EUR
A$12,438 AUD
View
B+
Retailer 8
-
€7,654 EUR
View
B+
Retailer 9
-
€9,717 EUR
£8,548 GBP
View
Most Expensive
B
NZ Jewellers
df459700-bc96-43ab-b655-bc388fce4981 · Oct 30
€11,662 EUR
$13,029 USD
View
9 more retailers have this diamond
Prices start from €5,133 EURSave up to €6,529 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
1.50ct Round
€5,133 EUR