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Cushion|Natural|GIA

0.58ct J SI1 Cushion Natural Diamond

EX • J/SI1 • GIA 6442643235

Certificate GIA 6442643235

Diamond specifications and retailer prices

From $1,651 NZD
As of November 6, 2026
Save $950 NZD (37%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,600 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 0.58ct natural cushion diamond

This 0.58ct natural cushion sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6442643235. Listed at 3 retailers as of November 4, 2026, with prices from $1,651 to $2,600, a $950 spread on the same certified stone. MOH London lists it at $2,600. 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

0.58
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryGood
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6442643235
Dimensions7.27 × 4.26 × 3.07 mm
L/W Ratio1.71
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Crystal
Top View
7.27 mm4.26 mm0.58 ctJ / SI1
OriginNatural
CutExcellent
PolishGood
SymmetryGood
FluorescenceFaint
CertificateGIA 6442643235
Side View
Table 55.0%CrownGirdle: MED-ETKPavilionCulet: NoneDepth 72.2%

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: $2,600 NZD|Low: $1,165 NZD|High: $2,637 NZD|Avg: $1,620 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 7$1,165 NZD
Retailer 5$1,313 NZD
Retailer 4$1,436 NZD
Retailer 6$1,470 NZD
Retailer 2$1,651 NZD
Retailer 3$1,696 NZD
MOH London$2,600 NZD

27 data points across 7 retailers

3 retailers$1,651 NZD to $2,600 NZD

B+
Cheapest Retailer
-
$1,651 NZD
Retailer 2
-
$1,696 NZD
View
Price last confirmed 34 days ago
Most Expensive
C
MOH London
47C761EF3 · Nov 4
$2,600 NZD
£1,135 GBP
View
2 more retailers have this diamond
Prices start from $1,651 NZDSave up to $950 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+
0.58ct Cushion
$1,651 NZD