Round|Natural|GIA

0.55ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6561041772

Certificate GIA 6561041772

Diamond specifications and retailer prices

From $444 USD
As of November 6, 2026
Save $951 USD (68%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,916 USD at NZ Jewellers · As of September 24, 2026
View at NZ Jewellers

About this 0.55ct natural round diamond

This 0.55ct natural round sits in the half to three-quarter carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6561041772. Listed at 17 retailers as of November 4, 2026, with a 214% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
F
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceMedium
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6561041772
Dimensions5.24 × 5.28 × 3.22 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp
Top View
5.24 mm5.28 mm0.55 ctF / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6561041772
Side View
Table 59.0%Crown 35°Girdle: THN-STKPavilion 41°Culet: NoneDepth 61.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $444 USD|Low: $312 USD|High: $1,414 USD|Avg: $731 USD|+19.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 1$444 USD
Retailer 8$558 USD
Retailer 6$652 USD
Retailer 7$652 USD
Retailer 9$698 USD
Retailer 3$728 USD
Retailer 4$749 USD
Retailer 2$809 USD
Retailer 5$1,395 USD

40 data points across 9 retailers

17 retailers$444 USD to $1,395 USD

A
Cheapest Retailer
-
$444 USD
Retailer 2
-
$500 USD
View
Price last confirmed 43 days ago
A
Retailer 3
-
$558 USD
View
Final sale: no returns
Retailer 4
-
$605 USD
View
Price last confirmed 20 days ago
Retailer 5
-
$611 USD
View
Price last confirmed 45 days ago
Retailer 6
-
$652 USD
View
Price last confirmed 8 days ago
Retailer 7
-
$652 USD
View
Price last confirmed 21 days ago
A
Retailer 8
-
$652 USD
View
Retailer 9
-
$698 USD
View
Price last confirmed 28 days ago
A
Retailer 10
-
$698 USD
View
A
Retailer 11
-
$728 USD
View
A
Retailer 12
-
$749 USD
View
A
Retailer 13
-
$809 USD
View
B
Retailer 14
-
$1,395 USD
View
Retailer 15
-
$1,898 USD
View
Price last confirmed 20 days ago
Retailer 16
-
$1,898 USD
View
Price last confirmed 7 days ago
Most Expensive
NZ Jewellers
4f009d58-6369-4c1c-b2da-0c779691cf54 · Sep 24
$1,916 USD
View
Price last confirmed 43 days ago
16 more retailers have this diamond
Prices start from $444 USDSave up to $951 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 Round
$444 USD