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Round|Natural|GIA

5.80ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 2221123246

Certificate GIA 2221123246

Diamond specifications and retailer prices

From $343,203 NZD
$193,430 USD
As of October 28, 2026
Save $279,009 NZD (45%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $622,212 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 5.8ct natural round diamond

This 5.8ct natural round sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2221123246. Listed at 16 retailers as of October 28, 2026, with prices from $343,203 to $622,212, a $279,009 spread on the same certified stone. MOH London lists it at $622,212. 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

5.80
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2221123246
Dimensions11.49 × 11.42 × 7.18 mm
L/W Ratio1.01
Top View
11.49 mm11.42 mm5.80 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2221123246
Side View
Table 59.0%CrownGirdle: MediumPavilionCulet: NoneDepth 62.7%

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: Oct 28
Current: $622,212 NZD|Low: $343,203 NZD|High: $626,353 NZD|Avg: $421,897 NZD|+0.4%
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
Retailer 14
Retailer 15
October 31, 2026
Retailer 12$343,203 NZD
Retailer 7$355,520 NZD
Retailer 5$360,932 NZD
Retailer 6$364,758 NZD
Retailer 4$379,729 NZD
Retailer 2$383,144 NZD
Retailer 3$396,281 NZD
Retailer 10$412,793 NZD
Retailer 14$412,793 NZD
Retailer 9$419,477 NZD
Retailer 11$429,304 NZD
Retailer 15$445,816 NZD
Retailer 13$476,935 NZD
Retailer 8$480,831 NZD
MOH London$622,212 NZD

32 data points across 15 retailers

16 retailers$343,203 NZD to $622,212 NZD

B+
Cheapest Retailer
-
$343,203 NZD
$193,430 USD
B+
Retailer 2
-
$355,520 NZD
$200,372 USD
View
B+
Retailer 3
-
$360,932 NZD
$203,422 USD
View
Retailer 4
-
$364,758 NZD
A$316,275 AUD
View
Price last confirmed 32 days ago
B
Retailer 5
-
$379,729 NZD
$214,016 USD
View
B+
Retailer 6
-
$383,144 NZD
£170,032 GBP
View
B
Retailer 7
-
$396,281 NZD
$223,345 USD
View
B
Retailer 8
-
$412,793 NZD
$232,651 USD
View
B
Retailer 9
-
$412,793 NZD
$232,651 USD
View
B
Retailer 10
-
$419,477 NZD
£186,156 GBP
View
B
Retailer 11
-
$424,103 NZD
$239,026 USD
View
B
Retailer 12
-
$429,304 NZD
$241,957 USD
View
B
Retailer 13
-
$445,816 NZD
$251,263 USD
View
B
Retailer 14
-
$476,935 NZD
ZAR 4,342,521 ZAR
View
B
Retailer 15
-
$480,831 NZD
€258,093 EUR
View
Most Expensive
B
MOH London
E0F30E1DE · Oct 29
$622,212 NZD
£276,126 GBP
View
15 more retailers have this diamond
Prices start from $343,203 NZDSave up to $279,009 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+
5.80ct Round
$343,203 NZD