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Heart|Natural|GIA

0.53ct G SI1 Heart Natural Diamond

EX • G/SI1 • GIA 5536974679

Certificate GIA 5536974679

Diamond specifications and retailer prices

From €374 EUR
$419 USD
As of November 2, 2026
Save €116 EUR (24%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €489 EUR at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 0.53ct natural heart diamond

This 0.53ct natural heart sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5536974679. Listed at 4 retailers as of October 31, 2026, with prices from €374 to €489, a €116 spread on the same certified stone. Blue Nile lists it at €489. 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
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5536974679
Dimensions4.89 × 5.73 × 3.31 mm
L/W Ratio1.17
Top View
4.89 mm5.73 mm0.53 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5536974679
Side View
Table 59.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 57.8%

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 2
Current: €489 EUR|Low: €348 EUR|High: €572 EUR|Avg: €454 EUR|-14.4%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 3€374 EUR
Retailer 4€405 EUR
Retailer 2€467 EUR
Blue Nile€489 EUR

39 data points across 4 retailers

4 retailers€374 EUR to €489 EUR

A
Cheapest Retailer
-
€374 EUR
$419 USD
Final sale: no returns
A
Retailer 2
-
€405 EUR
SGD 614 SGD
View
A
Retailer 3
-
€467 EUR
£412 GBP
View
Most Expensive
B+
Blue Nile
27240694 · Oct 31
€489 EUR
$549 USD
View
3 more retailers have this diamond
Prices start from €374 EURSave up to €116 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 Heart
€374 EUR