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Round|Natural|GIA

0.55ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 2556242216

Certificate GIA 2556242216

Diamond specifications and retailer prices

From €422 EUR
HK$3,700 HKD
As of November 1, 2026
Save €1,126 EUR (73%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,548 EUR at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 0.55ct natural round diamond

This 0.55ct natural round sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2556242216. Listed at 15 retailers as of October 27, 2026, with prices from €422 to €1,548, a €1,126 spread on the same certified stone. NZ Jewellers lists it at €1,548. 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

0.55
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2556242216
Dimensions5.24 × 5.27 × 3.26 mm
L/W Ratio1.01
Top View
5.24 mm5.27 mm0.55 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556242216
Side View
Table 55.0%Crown 34.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.0%

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: €1,548 EUR|Low: €422 EUR|High: €1,577 EUR|Avg: €659 EUR|-1.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 2, 2026
Retailer 13€422 EUR
Retailer 7€455 EUR
Retailer 14€489 EUR
Retailer 3€490 EUR
Retailer 6€519 EUR
Retailer 10€521 EUR
Retailer 5€531 EUR
Retailer 11€570 EUR
Retailer 4€600 EUR
Retailer 8€607 EUR
Retailer 2€669 EUR
Retailer 12€687 EUR
Retailer 15€693 EUR
Retailer 9€1,140 EUR
NZ Jewellers€1,548 EUR

33 data points across 15 retailers

15 retailers€422 EUR to €1,548 EUR

A
Cheapest Retailer
-
€422 EUR
HK$3,700 HKD
A
Retailer 2
-
€455 EUR
$510 USD
View
Final sale: no returns
Retailer 3
-
€489 EUR
View
Price last confirmed 7 days ago
A
Retailer 4
-
€490 EUR
A$845 AUD
View
A
Retailer 5
-
€519 EUR
SGD 786 SGD
View
A
Retailer 6
-
€521 EUR
SGD 790 SGD
View
Retailer 7
-
€531 EUR
$596 USD
View
Price last confirmed 8 days ago
A
Retailer 8
-
€570 EUR
$639 USD
View
A
Retailer 9
-
€600 EUR
£530 GBP
View
A
Retailer 10
-
€607 EUR
£536 GBP
View
B+
Retailer 11
-
€669 EUR
View
Retailer 12
-
€687 EUR
$771 USD
View
Price last confirmed 7 days ago
B+
Retailer 13
-
€693 EUR
$777 USD
View
B
Retailer 14
-
€1,140 EUR
£1,007 GBP
View
Most Expensive
B
NZ Jewellers
99f2a013-994e-4241-a886-6dd9d7c10b25 · Oct 27
€1,548 EUR
$1,736 USD
View
14 more retailers have this diamond
Prices start from €422 EURSave up to €1,126 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
0.55ct Round
€422 EUR