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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 $35,825 NZD
As of November 6, 2026
Save $25,921 NZD (42%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $61,746 NZD 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 $35,825 to $61,746, a $25,921 spread on the same certified stone. MOH London lists it at $61,746. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $61,746 NZD|Low: $35,436 NZD|High: $62,659 NZD|Avg: $44,163 NZD|-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$35,825 NZD
Retailer 7$36,444 NZD
Retailer 6$38,647 NZD
Retailer 2$39,573 NZD
Retailer 5$39,972 NZD
Retailer 8$41,386 NZD
Retailer 3$43,950 NZD
Retailer 4$51,389 NZD
MOH London$61,746 NZD

35 data points across 9 retailers

9 retailers$35,825 NZD to $61,746 NZD

A
Cheapest Retailer
-
$35,825 NZD
A
Retailer 2
-
$36,444 NZD
View
B+
Retailer 3
-
$38,647 NZD
View
B+
Retailer 4
-
$39,573 NZD
View
B+
Retailer 5
-
$39,972 NZD
View
B+
Retailer 6
-
$41,386 NZD
View
B+
Retailer 7
-
$43,950 NZD
View
B
Retailer 8
-
$51,389 NZD
View
Most Expensive
B
MOH London
132FBEC1D · Nov 4
$61,746 NZD
£27,331 GBP
View
8 more retailers have this diamond
Prices start from $35,825 NZDSave up to $25,921 NZD

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
$35,825 NZD