CaratHunter
Plans
Heart|Natural|GIA

0.52ct E SI1 Heart Natural Diamond

EX • E/SI1 • GIA 2526714655

Certificate GIA 2526714655

Diamond specifications and retailer prices

From €404 EUR
As of November 6, 2026
Save €133 EUR (25%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €537 EUR at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 0.52ct natural heart diamond

This 0.52ct natural heart sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2526714655. Listed at 5 retailers as of November 5, 2026, with prices from €404 to €537, a €133 spread on the same certified stone. Blue Nile lists it at €537. 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

0.52
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2526714655
Dimensions4.85 × 5.68 × 3.39 mm
L/W Ratio1.17
Top View
4.85 mm5.68 mm0.52 ctE / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2526714655
Side View
Table 59.0%CrownGirdle: THN-THKPavilionCulet: 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 6
Current: €537 EUR|Low: €373 EUR|High: €610 EUR|Avg: €475 EUR|-11.9%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 5€404 EUR
Retailer 3€416 EUR
Retailer 4€452 EUR
Retailer 2€516 EUR
Blue Nile€537 EUR

40 data points across 5 retailers

5 retailers€404 EUR to €537 EUR

A
Cheapest Retailer
-
€404 EUR
A
Retailer 2
-
€416 EUR
View
Final sale: no returns
A
Retailer 3
-
€452 EUR
View
A
Retailer 4
-
€516 EUR
View
Most Expensive
A
Blue Nile
25657051 · Nov 5
€537 EUR
$600 USD
View
4 more retailers have this diamond
Prices start from €404 EURSave up to €133 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
0.52ct Heart
€404 EUR