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Round|Natural|GIA

3.20ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 2557705345

Certificate GIA 2557705345

Diamond specifications and retailer prices

From $41,391 NZD
As of November 6, 2026
Save $26,021 NZD (39%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $67,412 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 3.2ct natural round diamond

This 3.2ct 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 2557705345. Listed at 8 retailers as of November 4, 2026, with prices from $41,391 to $67,412, a $26,021 spread on the same certified stone. MOH London lists it at $67,412. 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

3.20
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2557705345
Dimensions9.40 × 9.43 × 5.82 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal, Cloud, Needle
Top View
9.40 mm9.43 mm3.20 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557705345
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $67,412 NZD|Low: $41,391 NZD|High: $68,409 NZD|Avg: $50,778 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 4$41,391 NZD
Retailer 3$43,684 NZD
Retailer 5$45,734 NZD
Retailer 2$50,722 NZD
Retailer 6$52,627 NZD
MOH London$67,412 NZD

41 data points across 6 retailers

8 retailers$41,391 NZD to $67,412 NZD

B+
Cheapest Retailer
-
$41,391 NZD
B+
Retailer 2
-
$43,684 NZD
View
B+
Retailer 3
-
$45,029 NZD
View
B+
Retailer 4
-
$45,734 NZD
View
B+
Retailer 5
-
$50,722 NZD
View
B
Retailer 6
-
$51,010 NZD
View
B
Retailer 7
-
$52,627 NZD
View
Most Expensive
B
MOH London
3982B6206 · Nov 4
$67,412 NZD
£29,839 GBP
View
7 more retailers have this diamond
Prices start from $41,391 NZDSave up to $26,021 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.

B+
3.20ct Round
$41,391 NZD