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Heart|Natural|GIA

0.55ct E SI1 Heart Natural Diamond

EX • E/SI1 • GIA 5533430664

Certificate GIA 5533430664

Diamond specifications and retailer prices

From $833 NZD
As of November 6, 2026
Save $249 NZD (23%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,082 NZD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 0.55ct natural heart diamond

This 0.55ct 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 5533430664. Listed at 5 retailers as of November 6, 2026, with prices from $833 to $1,082, a $249 spread on the same certified stone. Brilliant Earth lists it at $1,082. 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
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5533430664
Dimensions5.81 × 4.92 × 3.47 mm
L/W Ratio1.18
Top View
5.81 mm4.92 mm0.55 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5533430664
Side View
Table 58.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 59.6%

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: $1,082 NZD|Low: $770 NZD|High: $1,227 NZD|Avg: $980 NZD|-11.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 5, 2026
Retailer 5$833 NZD
Retailer 3$855 NZD
Retailer 4$934 NZD
Retailer 2$1,066 NZD
Brilliant Earth$1,082 NZD

41 data points across 5 retailers

5 retailers$833 NZD to $1,082 NZD

A
Cheapest Retailer
-
$833 NZD
A
Retailer 2
-
$855 NZD
View
Final sale: no returns
A
Retailer 3
-
$934 NZD
View
A
Retailer 4
-
$1,066 NZD
View
Most Expensive
A
Brilliant Earth
15735843A · Nov 6
$1,082 NZD
$600 USD
View
4 more retailers have this diamond
Prices start from $833 NZDSave up to $249 NZD

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 Heart
$833 NZD