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Round|Natural|GIA

2.58ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 6552586260

Certificate GIA 6552586260

Diamond specifications and retailer prices

From $26,306 NZD
As of November 5, 2026
Save $4,028 NZD (13%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $30,334 NZD at MOH London · As of November 2, 2026
View at MOH London

About this 2.58ct natural round diamond

This 2.58ct natural round sits in the two to three carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552586260. Listed at 4 retailers as of November 2, 2026, with prices from $26,306 to $30,334, a $4,028 spread on the same certified stone. MOH London lists it at $30,334. 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

2.58
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6552586260
Dimensions8.67 × 8.73 × 5.45 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
8.67 mm8.73 mm2.58 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6552586260
Side View
Table 58.0%Crown 36°Girdle: STK-STKPavilion 40.8°CuletDepth 62.6%

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 5
Current: $30,334 NZD|Low: $18,029 NZD|High: $30,334 NZD|Avg: $22,445 NZD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 5, 2026
Retailer 4$18,029 NZD
Retailer 5$19,897 NZD
Retailer 2$26,306 NZD
Retailer 3$27,740 NZD
MOH London$30,334 NZD

12 data points across 5 retailers

4 retailers$26,306 NZD to $30,334 NZD

Retailer 1
-
$18,029 NZD
Price last confirmed 19 days ago
B+
Retailer 2
-
$26,306 NZD
View
B
Retailer 3
-
$27,740 NZD
View
Most Expensive
B
MOH London
732304247 · Nov 2
$30,334 NZD
£13,427 GBP
View
3 more retailers have this diamond
Prices start from $26,306 NZDSave up to $4,028 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+
2.58ct Round
$26,306 NZD