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Round|Natural|GIA

0.55ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 5543616345

Certificate GIA 5543616345

Diamond specifications and retailer prices

From €424 EUR
As of November 6, 2026
Save €1,229 EUR (74%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €1,653 EUR at Diamond Exchange Canada · As of November 5, 2026
View at Diamond Exchange Canada

About this 0.55ct natural round diamond

This 0.55ct natural round sits in the half to three-quarter carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5543616345. Listed at 14 retailers as of November 5, 2026, with prices from €424 to €1,653, a €1,229 spread on the same certified stone. Diamond Exchange Canada lists it at €1,653. 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
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5543616345
Dimensions5.25 × 5.23 × 3.25 mm
L/W Ratio1.00
Top View
5.25 mm5.23 mm0.55 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5543616345
Side View
Table 58.0%Crown 36°Girdle: STK-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 6
Current: €1,653 EUR|Low: €377 EUR|High: €1,707 EUR|Avg: €825 EUR|-3.2%
Diamond Exchange Canada
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
November 6, 2026
Retailer 2€424 EUR
Retailer 6€490 EUR
Retailer 3€527 EUR
Retailer 4€552 EUR
Retailer 11€596 EUR
Retailer 8€599 EUR
Retailer 9€700 EUR
Retailer 10€701 EUR
Retailer 7€754 EUR
Retailer 14€772 EUR
Retailer 13€802 EUR
Retailer 5€804 EUR
Retailer 12€1,318 EUR
Diamond Exchange Canada€1,653 EUR

37 data points across 14 retailers

14 retailers€424 EUR to €1,653 EUR

A
Cheapest Retailer
-
€424 EUR
A
Retailer 2
-
€490 EUR
View
A
Retailer 3
-
€527 EUR
View
Final sale: no returns
A
Retailer 4
-
€552 EUR
View
A
Retailer 5
-
€596 EUR
View
A
Retailer 6
-
€599 EUR
View
A
Retailer 7
-
€700 EUR
View
A
Retailer 8
-
€701 EUR
View
A
Retailer 9
-
€754 EUR
View
A
Retailer 10
-
€772 EUR
View
A
Retailer 11
-
€802 EUR
View
B+
Retailer 12
-
€804 EUR
View
B
Retailer 13
-
€1,318 EUR
View
Most Expensive
B
Diamond Exchange Canada
1997641364 · Nov 5
€1,653 EUR
CA$2,577 CAD
View
13 more retailers have this diamond
Prices start from €424 EURSave up to €1,229 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
€424 EUR