CaratHunter
Plans
Heart|Natural|GIA

0.55ct E SI1 Heart Natural Diamond

EX • E/SI1 • GIA 1517557910

Certificate GIA 1517557910

Diamond specifications and retailer prices

From $900 NZD
As of November 4, 2026
Save $1,553 NZD (63%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,453 NZD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

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 1517557910. Listed at 6 retailers as of November 4, 2026, with prices from $900 to $2,453, a $1,553 spread on the same certified stone. Do Amore Diamonds lists it at $2,453. 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
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1517557910
Dimensions5.70 × 5.03 × 2.98 mm
L/W Ratio1.13
Culet sizeNone
Key to symbols
Crystal
Top View
5.70 mm5.03 mm0.55 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1517557910
Side View
Table 61.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 59.2%

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 4
Current: $2,453 NZD|Low: $806 NZD|High: $2,760 NZD|Avg: $1,327 NZD|-11.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 3$900 NZD
Retailer 6$974 NZD
Retailer 5$1,061 NZD
Retailer 4$1,088 NZD
Retailer 2$1,205 NZD
Retailer 7$1,398 NZD
Do Amore Diamonds$2,453 NZD

42 data points across 7 retailers

6 retailers$900 NZD to $2,453 NZD

A
Cheapest Retailer
-
$900 NZD
Final sale: no returns
A
Retailer 2
-
$974 NZD
View
A
Retailer 3
-
$1,061 NZD
View
A
Retailer 4
-
$1,088 NZD
View
A
Retailer 5
-
$1,205 NZD
View
Most Expensive
B
Do Amore Diamonds
12-100761169540 · Nov 6
$2,453 NZD
$1,360 USD
View
5 more retailers have this diamond
Prices start from $900 NZDSave up to $1,553 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
$900 NZD