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Round|Natural|GIA

3.00ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 6431198905

Certificate GIA 6431198905

Diamond specifications and retailer prices

From $24,318 NZD
As of November 1, 2026
Save $13,974 NZD (36%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $38,291 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6431198905. Listed at 15 retailers as of November 1, 2026, with prices from $24,318 to $38,291, a $13,974 spread on the same certified stone. MOH London lists it at $38,291. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6431198905
Dimensions9.22 × 9.19 × 5.72 mm
L/W Ratio1.00
Star length55%
Lower girdle80%
Top View
9.22 mm9.19 mm3.00 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6431198905
Side View
Table 58.0%Crown 34°Girdle: STK-STKPavilion 41.4°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 1
Current: $38,291 NZD|Low: $21,160 NZD|High: $38,858 NZD|Avg: $28,782 NZD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 3$21,160 NZD
Retailer 4$24,318 NZD
Retailer 13$24,780 NZD
Retailer 6$25,812 NZD
Retailer 5$26,751 NZD
Retailer 12$27,137 NZD
Retailer 7$28,229 NZD
Retailer 8$28,946 NZD
Retailer 2$29,398 NZD
Retailer 10$30,528 NZD
Retailer 9$30,846 NZD
Retailer 11$34,827 NZD
MOH London$38,291 NZD

29 data points across 13 retailers

15 retailers$24,318 NZD to $38,291 NZD

Retailer 1
-
$21,160 NZD
Price last confirmed 16 days ago
Retailer 2
-
$22,622 NZD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$24,318 NZD
View
A
Retailer 4
-
$24,780 NZD
View
A
Retailer 5
-
$24,947 NZD
View
A
Retailer 6
-
$25,812 NZD
View
A
Retailer 7
-
$26,751 NZD
View
A
Retailer 8
-
$28,229 NZD
View
A
Retailer 9
-
$28,946 NZD
View
A
Retailer 10
-
$29,398 NZD
View
B+
Retailer 11
-
$30,142 NZD
View
B+
Retailer 12
-
$30,528 NZD
View
A
Retailer 13
-
$30,846 NZD
View
B+
Retailer 14
-
$34,827 NZD
View
Most Expensive
B+
MOH London
DB053B8CF · Nov 4
$38,291 NZD
£16,949 GBP
View
14 more retailers have this diamond
Prices start from $24,318 NZDSave up to $13,974 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
$24,318 NZD