Round|Natural|GIA

0.55ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 6562598404

Certificate GIA 6562598404

Diamond specifications and retailer prices

From $680 USD
SGD 919 SGD
As of October 31, 2026
Save $429 USD (39%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,109 USD at Frank Darling · As of November 2, 2026
View at Frank Darling

About this 0.55ct natural round diamond

This 0.55ct natural round sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6562598404. Listed at 12 retailers as of October 31, 2026, with prices from $680 to $1,109, a $429 spread on the same certified stone. Frank Darling lists it at $1,109. 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
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6562598404
Dimensions5.27 × 5.30 × 3.24 mm
L/W Ratio1.01
Culet sizeNone
Top View
5.27 mm5.30 mm0.55 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562598404
Side View
Table 59.0%Crown 33.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 61.3%

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: Oct 31
Current: $1,109 USD|Low: $689 USD|High: $1,109 USD|Avg: $895 USD
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 3, 2026
Retailer 3$689 USD
Retailer 6$700 USD
Retailer 11$729 USD
Retailer 2$768 USD
Retailer 8$896 USD
Retailer 7$933 USD
Retailer 4$956 USD
Retailer 9$964 USD
Retailer 5$1,010 USD
Retailer 10$1,022 USD
Frank Darling$1,109 USD

10 data points across 11 retailers

12 retailers$680 USD to $1,109 USD

A
Cheapest Retailer
-
$680 USD
SGD 919 SGD
A
Retailer 2
-
$689 USD
SGD 931 SGD
View
A
Retailer 3
-
$700 USD
View
B+
Retailer 4
-
$729 USD
View
B+
Retailer 5
-
$768 USD
£605 GBP
View
B+
Retailer 6
-
$896 USD
View
B
Retailer 7
-
$933 USD
£735 GBP
View
B+
Retailer 8
-
$956 USD
€910 EUR
View
B
Retailer 9
-
$964 USD
View
B+
Retailer 10
-
$1,010 USD
View
Retailer 11
-
$1,022 USD
View
Price last confirmed 7 days ago
Most Expensive
B
Frank Darling
2709127HK · Nov 2
$1,109 USD
View
11 more retailers have this diamond
Prices start from $680 USDSave up to $429 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
$680 USD