Round|Natural|GIA

3.05ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6555495361

Certificate GIA 6555495361

Diamond specifications and retailer prices

From $21,776 USD
As of November 5, 2026
Save $6,431 USD (23%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $28,207 USD at Yorxs · As of November 5, 2026
View at Yorxs

About this 3.05ct natural round diamond

This 3.05ct natural round sits in the three to five carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6555495361. Listed at 3 retailers as of November 5, 2026, with prices from $21,776 to $28,207, a $6,431 spread on the same certified stone. Yorxs lists it at $28,207. 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

3.05
Carat
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6555495361
Dimensions9.16 × 9.23 × 5.73 mm
L/W Ratio1.01
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
9.16 mm9.23 mm3.05 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555495361
Side View
Table 59.0%CrownGirdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 62.2%

Caratlytics Score

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

Last verified: Nov 5
Current: $26,071 USD|Low: $21,776 USD|High: $30,533 USD|Avg: $27,098 USD|-6.7%
Retailer 1
Retailer 2
Yorxs
November 6, 2026
Retailer 2$21,776 USD
Retailer 1$26,071 USD
Yorxs$28,207 USD

45 data points across 3 retailers

3 retailers$21,776 USD to $28,207 USD

A
Cheapest Retailer
-
$21,776 USD
B+
Retailer 2
-
$26,071 USD
View
Most Expensive
B
Yorxs
D7023101 · Nov 5
$28,207 USD
€26,864 EUR
View
2 more retailers have this diamond
Prices start from $21,776 USDSave up to $6,431 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
3.05ct Round
$21,776 USD