Round|Natural|GIA

0.53ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 1543437554

Certificate GIA 1543437554

Diamond specifications and retailer prices

From €312 EUR
As of November 6, 2026
Save €1,316 EUR (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €1,627 EUR at NZ Jewellers · As of November 6, 2026
View at NZ Jewellers

About this 0.53ct natural round diamond

This 0.53ct natural round sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1543437554. Listed at 12 retailers as of November 6, 2026, with prices from €312 to €1,627, a €1,316 spread on the same certified stone. NZ Jewellers lists it at €1,627. 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

0.53
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1543437554
Dimensions5.15 × 5.18 × 3.24 mm
L/W Ratio1.01
Girdle conditionFaceted
Key to symbols
Crystal
Top View
5.15 mm5.18 mm0.53 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1543437554
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €1,627 EUR|Low: €312 EUR|High: €1,627 EUR|Avg: €626 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
November 7, 2026
Retailer 6€312 EUR
Retailer 4€378 EUR
Retailer 10€381 EUR
Retailer 5€431 EUR
Retailer 2€521 EUR
Retailer 13€542 EUR
Retailer 7€546 EUR
Retailer 3€555 EUR
Retailer 8€578 EUR
Retailer 12€609 EUR
Retailer 9€658 EUR
Retailer 11€979 EUR
NZ Jewellers€1,627 EUR

19 data points across 13 retailers

12 retailers€312 EUR to €1,627 EUR

A
Cheapest Retailer
-
€312 EUR
Retailer 2
-
€378 EUR
View
Price last confirmed 39 days ago
A
Retailer 3
-
€381 EUR
View
B+
Retailer 4
-
€521 EUR
View
B+
Retailer 5
-
€542 EUR
View
B+
Retailer 6
-
€546 EUR
View
B+
Retailer 7
-
€555 EUR
View
B+
Retailer 8
-
€578 EUR
View
B+
Retailer 9
-
€609 EUR
View
B+
Retailer 10
-
€658 EUR
View
B
Retailer 11
-
€979 EUR
View
Most Expensive
B
NZ Jewellers
8b9560bd-f81f-4de2-b317-33e2caaca756 · Nov 6
€1,627 EUR
$1,817 USD
View
11 more retailers have this diamond
Prices start from €312 EURSave up to €1,316 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
0.53ct Round
€312 EUR