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Round|Natural|GIA

0.55ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 6521444924

Certificate GIA 6521444924

Diamond specifications and retailer prices

From €476 EUR
$532 USD
As of November 2, 2026
Save €1,141 EUR (71%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,617 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6521444924. Listed at 17 retailers as of October 30, 2026, with prices from €476 to €1,617, a €1,141 spread on the same certified stone. NZ Jewellers lists it at €1,617. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6521444924
Dimensions5.34 × 5.33 × 3.19 mm
L/W Ratio1.00
Top View
5.34 mm5.33 mm0.55 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6521444924
Side View
Table 62.0%Crown 34.5°Girdle: MED-THNPavilion 41°Culet: NoneDepth 59.7%

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: €667 EUR|Low: €476 EUR|High: €1,205 EUR|Avg: €701 EUR|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 10€476 EUR
Retailer 9€525 EUR
Retailer 11€528 EUR
Retailer 3€555 EUR
Retailer 4€624 EUR
Retailer 1€667 EUR
Retailer 8€689 EUR
Retailer 5€761 EUR
Retailer 2€775 EUR
Retailer 6€796 EUR
Retailer 7€1,197 EUR

36 data points across 11 retailers

17 retailers€476 EUR to €1,617 EUR

A
Cheapest Retailer
-
€476 EUR
$532 USD
Final sale: no returns
Retailer 2
-
€516 EUR
$576 USD
View
Price last confirmed 48 days ago
Retailer 3
-
€525 EUR
$586 USD
View
Price last confirmed 11 days ago
A
Retailer 4
-
€528 EUR
$590 USD
View
A
Retailer 5
-
€555 EUR
$620 USD
View
A
Retailer 6
-
€555 EUR
$620 USD
View
A
Retailer 7
-
€595 EUR
$665 USD
View
A
Retailer 8
-
€624 EUR
£549 GBP
View
A
Retailer 9
-
€634 EUR
$708 USD
View
B+
Retailer 10
-
€637 EUR
$712 USD
View
A
Retailer 11
-
€667 EUR
£587 GBP
View
B+
Retailer 12
-
€689 EUR
$770 USD
View
B+
Retailer 13
-
€761 EUR
View
Retailer 14
-
€775 EUR
A$1,333 AUD
View
Price last confirmed 29 days ago
B+
Retailer 15
-
€796 EUR
ZAR 14,365 ZAR
View
B
Retailer 16
-
€1,197 EUR
£1,053 GBP
View
Most Expensive
B
NZ Jewellers
431c5930-d306-49c4-8845-2a1437e150fb · Oct 30
€1,617 EUR
$1,807 USD
View
16 more retailers have this diamond
Prices start from €476 EURSave up to €1,141 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
€476 EUR