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Round|Natural|GIA

5.58ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 5566235402

Certificate GIA 5566235402

Diamond specifications and retailer prices

From $135,269 NZD
£60,030 GBP
As of November 1, 2026
Save $77,185 NZD (36%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $212,454 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 5.58ct natural round diamond

This 5.58ct natural round sits in the over five carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5566235402. Listed at 11 retailers as of November 1, 2026, with prices from $135,269 to $212,454, a $77,185 spread on the same certified stone. MOH London lists it at $212,454. 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

5.58
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 5566235402
Dimensions11.36 × 11.27 × 7.10 mm
L/W Ratio1.01
Star length50%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
11.36 mm11.27 mm5.58 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5566235402
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.8%

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: $212,454 NZD|Low: $130,926 NZD|High: $215,013 NZD|Avg: $157,842 NZD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 3$130,926 NZD
Retailer 5$135,269 NZD
Retailer 11$137,641 NZD
Retailer 6$141,701 NZD
Retailer 10$150,155 NZD
Retailer 9$156,412 NZD
Retailer 8$162,668 NZD
Retailer 2$164,325 NZD
Retailer 7$168,924 NZD
Retailer 4$172,711 NZD
MOH London$212,454 NZD

34 data points across 11 retailers

11 retailers$135,269 NZD to $212,454 NZD

Retailer 1
-
$130,926 NZD
$73,790 USD
Price last confirmed 21 days ago
A
Retailer 2
-
$135,269 NZD
£60,030 GBP
View
A
Retailer 3
-
$137,641 NZD
$77,575 USD
View
Final sale: no returns
B+
Retailer 4
-
$141,701 NZD
$79,863 USD
View
Retailer 5
-
$150,155 NZD
$84,628 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$156,412 NZD
$88,154 USD
View
B+
Retailer 7
-
$162,668 NZD
$91,680 USD
View
B+
Retailer 8
-
$164,325 NZD
€88,204 EUR
View
B+
Retailer 9
-
$168,924 NZD
$95,206 USD
View
B+
Retailer 10
-
$172,711 NZD
£76,646 GBP
View
Most Expensive
B
MOH London
70BDBFE40 · Nov 1
$212,454 NZD
£94,283 GBP
View
10 more retailers have this diamond
Prices start from $135,269 NZDSave up to $77,185 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
5.58ct Round
$135,269 NZD