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Round|Natural|GIA

3.00ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 2557230446

Certificate GIA 2557230446

Diamond specifications and retailer prices

From $20,139 USD
As of November 6, 2026
Save $14,571 USD (42%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $34,710 USD at MOH London · As of November 4, 2026
View at MOH London

About this 3ct natural round diamond

This 3ct 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 2557230446. Listed at 9 retailers as of November 4, 2026, with prices from $20,139 to $34,710, a $14,571 spread on the same certified stone. MOH London lists it at $34,710. 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

3.00
Carat
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2557230446
Dimensions9.20 × 9.26 × 5.73 mm
L/W Ratio1.01
Star length55%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal
Top View
9.20 mm9.26 mm3.00 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557230446
Side View
Table 54.0%Crown 33.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.1%

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: Nov 6
Current: $34,710 USD|Low: $19,920 USD|High: $35,223 USD|Avg: $24,826 USD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 9$20,139 USD
Retailer 7$20,487 USD
Retailer 6$21,725 USD
Retailer 2$22,246 USD
Retailer 5$22,470 USD
Retailer 8$23,265 USD
Retailer 3$24,706 USD
Retailer 4$28,888 USD
MOH London$34,710 USD

35 data points across 9 retailers

9 retailers$20,139 USD to $34,710 USD

A
Cheapest Retailer
-
$20,139 USD
A
Retailer 2
-
$20,487 USD
View
B+
Retailer 3
-
$21,725 USD
View
B+
Retailer 4
-
$22,246 USD
View
B+
Retailer 5
-
$22,470 USD
View
B+
Retailer 6
-
$23,265 USD
View
B+
Retailer 7
-
$24,706 USD
View
B
Retailer 8
-
$28,888 USD
View
Most Expensive
B
MOH London
132FBEC1D · Nov 4
$34,710 USD
£27,331 GBP
View
8 more retailers have this diamond
Prices start from $20,139 USDSave up to $14,571 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
3.00ct Round
$20,139 USD