Heart|Natural|GIA

0.55ct G SI1 Heart Natural Diamond

EX • G/SI1 • GIA 2546123282

Certificate GIA 2546123282

Diamond specifications and retailer prices

From $440 USD
As of November 6, 2026
Save $133 USD (23%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $573 USD at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 0.55ct natural heart diamond

This 0.55ct 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 2546123282. Listed at 4 retailers as of November 5, 2026, with prices from $440 to $573, a $133 spread on the same certified stone. Blue Nile lists it at $573. 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
G
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2546123282
Dimensions5.14 × 5.68 × 3.33 mm
L/W Ratio1.11
Top View
5.14 mm5.68 mm0.55 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2546123282
Side View
Table 56.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 58.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $573 USD|Low: $412 USD|High: $672 USD|Avg: $533 USD|-14.7%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 3$440 USD
Retailer 4$479 USD
Retailer 2$546 USD
Blue Nile$573 USD

42 data points across 4 retailers

4 retailers$440 USD to $573 USD

A
Cheapest Retailer
-
$440 USD
Final sale: no returns
A
Retailer 2
-
$479 USD
View
B+
Retailer 3
-
$546 USD
View
Most Expensive
B+
Blue Nile
27478766 · Nov 5
$573 USD
View
3 more retailers have this diamond
Prices start from $440 USDSave up to $133 USD

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
$440 USD