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Round|Natural|GIA

1.50ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 7556903212

Certificate GIA 7556903212

Diamond specifications and retailer prices

From €4,156 EUR
As of November 1, 2026
Save €5,066 EUR (55%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: €9,222 EUR at NZ Jewellers · As of November 2, 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7556903212. Listed at 27 retailers as of November 1, 2026, with prices from €4,156 to €9,222, a €5,066 spread on the same certified stone. NZ Jewellers lists it at €9,222. 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
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7556903212
Dimensions7.20 × 7.27 × 4.60 mm
L/W Ratio1.01
Star length50%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Needle, Natural
Top View
7.20 mm7.27 mm1.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7556903212
Side View
Table 55.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.5%

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 1
Current: €9,222 EUR|Low: €4,156 EUR|High: €9,222 EUR|Avg: €5,469 EUR|+4.1%
NZ Jewellers
Retailer 2
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Retailer 22
Retailer 23
Retailer 24
Retailer 25
Retailer 26
Retailer 27
November 5, 2026
Retailer 26€4,156 EUR
Retailer 5€4,220 EUR
Retailer 7€4,235 EUR
Retailer 12€4,356 EUR
Retailer 24€4,358 EUR
Retailer 8€4,412 EUR
Retailer 14€4,611 EUR
Retailer 25€4,671 EUR
Retailer 18€4,829 EUR
Retailer 15€4,905 EUR
Retailer 9€4,935 EUR
Retailer 3€4,995 EUR
Retailer 10€4,995 EUR
Retailer 27€4,995 EUR
Retailer 16€5,042 EUR
Retailer 6€5,084 EUR
Retailer 13€5,203 EUR
Retailer 19€5,335 EUR
Retailer 20€5,464 EUR
Retailer 17€5,470 EUR
Retailer 21€5,670 EUR
Retailer 11€5,764 EUR
Retailer 2€5,884 EUR
Retailer 23€6,774 EUR
Retailer 4€7,988 EUR
Retailer 22€8,124 EUR
NZ Jewellers€9,222 EUR

32 data points across 27 retailers

27 retailers€4,156 EUR to €9,222 EUR

A
Cheapest Retailer
-
€4,156 EUR
A
Retailer 2
-
€4,220 EUR
View
A
Retailer 3
-
€4,235 EUR
View
A
Retailer 4
-
€4,356 EUR
View
A
Retailer 5
-
€4,358 EUR
View
A
Retailer 6
-
€4,412 EUR
View
A
Retailer 7
-
€4,611 EUR
View
Final sale: no returns
A
Retailer 8
-
€4,671 EUR
View
B+
Retailer 9
-
€4,829 EUR
View
B+
Retailer 10
-
€4,905 EUR
View
B+
Retailer 11
-
€4,935 EUR
View
B+
Retailer 12
-
€4,995 EUR
View
B+
Retailer 13
-
€4,995 EUR
View
Retailer 14
-
€4,995 EUR
View
Price last confirmed 9 days ago
Retailer 15
-
€5,042 EUR
View
Price last confirmed 23 days ago
B+
Retailer 16
-
€5,084 EUR
View
B+
Retailer 17
-
€5,203 EUR
View
Retailer 18
-
€5,335 EUR
View
Price last confirmed 34 days ago
Retailer 19
-
€5,464 EUR
View
Price last confirmed 32 days ago
B+
Retailer 20
-
€5,470 EUR
View
B+
Retailer 21
-
€5,670 EUR
View
B+
Retailer 22
-
€5,764 EUR
View
B+
Retailer 23
-
€5,884 EUR
View
B
Retailer 24
-
€6,774 EUR
View
B
Retailer 25
-
€7,988 EUR
View
B
Retailer 26
-
€8,124 EUR
View
Most Expensive
B
NZ Jewellers
bbbb6167-a518-4cac-a81f-c7adbe5a2fe3 · Nov 2
€9,222 EUR
$10,296 USD
View
26 more retailers have this diamond
Prices start from €4,156 EURSave up to €5,066 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
€4,156 EUR