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Round|Natural|GIA

0.55ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 2308949230

Certificate GIA 2308949230

Diamond specifications and retailer prices

From €322 EUR
$360 USD
As of November 2, 2026
Save €1,146 EUR (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,468 EUR at NZ Jewellers · As of October 30, 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2308949230. Listed at 15 retailers as of October 30, 2026, with prices from €322 to €1,468, a €1,146 spread on the same certified stone. NZ Jewellers lists it at €1,468. 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
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2308949230
Dimensions5.24 × 5.27 × 3.28 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
5.24 mm5.27 mm0.55 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2308949230
Side View
Table 57.0%Crown 36°Girdle: MediumPavilion 41°Culet: NoneDepth 62.5%

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 2
Current: €1,468 EUR|Low: €322 EUR|High: €1,468 EUR|Avg: €651 EUR
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 6€322 EUR
Retailer 9€345 EUR
Retailer 14€468 EUR
Retailer 13€504 EUR
Retailer 15€504 EUR
Retailer 10€506 EUR
Retailer 4€540 EUR
Retailer 5€540 EUR
Retailer 2€579 EUR
Retailer 8€631 EUR
Retailer 3€655 EUR
Retailer 11€722 EUR
Retailer 7€731 EUR
Retailer 12€1,082 EUR
NZ Jewellers€1,468 EUR

35 data points across 15 retailers

15 retailers€322 EUR to €1,468 EUR

A
Cheapest Retailer
-
€322 EUR
$360 USD
Final sale: no returns
A
Retailer 2
-
€345 EUR
₹36,751 INR
View
A
Retailer 3
-
€468 EUR
$523 USD
View
B+
Retailer 4
-
€504 EUR
$563 USD
View
B+
Retailer 5
-
€504 EUR
$563 USD
View
A
Retailer 6
-
€506 EUR
$565 USD
View
B+
Retailer 7
-
€540 EUR
$603 USD
View
B+
Retailer 8
-
€540 EUR
$603 USD
View
B+
Retailer 9
-
€579 EUR
£509 GBP
View
B+
Retailer 10
-
€631 EUR
View
B+
Retailer 11
-
€655 EUR
$732 USD
View
B+
Retailer 12
-
€722 EUR
ZAR 13,038 ZAR
View
Retailer 13
-
€731 EUR
A$1,256 AUD
View
Price last confirmed 29 days ago
B
Retailer 14
-
€1,082 EUR
£952 GBP
View
Most Expensive
B
NZ Jewellers
8cfbbe36-69f1-4f47-a42c-a4d6403e2c2e · Oct 30
€1,468 EUR
$1,640 USD
View
14 more retailers have this diamond
Prices start from €322 EURSave up to €1,146 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
€322 EUR