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Round|Natural|GIA

3.00ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 1559241006

Certificate GIA 1559241006

Diamond specifications and retailer prices

From $54,539 NZD
A$47,209 AUD
As of November 1, 2026
Save $35,105 NZD (39%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $89,644 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 3ct natural round diamond

This 3ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1559241006. Listed at 14 retailers as of November 1, 2026, with prices from $54,539 to $89,644, a $35,105 spread on the same certified stone. MOH London lists it at $89,644. 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

3.00
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1559241006
Dimensions9.53 × 9.57 × 5.51 mm
L/W Ratio1.00
Key to symbols
Cloud, Crystal, Needle
Top View
9.53 mm9.57 mm3.00 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1559241006
Side View
Table 60.0%Crown 31.5°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 57.7%

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: Nov 1
Current: $89,644 NZD|Low: $55,999 NZD|High: $90,124 NZD|Avg: $65,671 NZD|-0.5%
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
November 2, 2026
Retailer 5$55,999 NZD
Retailer 8$57,360 NZD
Retailer 4$57,416 NZD
Retailer 13$57,684 NZD
Retailer 11$59,792 NZD
Retailer 3$61,495 NZD
Retailer 12$63,359 NZD
Retailer 2$66,526 NZD
Retailer 10$68,638 NZD
Retailer 7$69,682 NZD
Retailer 6$71,279 NZD
Retailer 9$74,410 NZD
MOH London$89,644 NZD

12 data points across 13 retailers

14 retailers$54,539 NZD to $89,644 NZD

B+
Cheapest Retailer
-
$54,539 NZD
A$47,209 AUD
B+
Retailer 2
-
$55,999 NZD
$31,508 USD
View
Final sale: no returns
B+
Retailer 3
-
$57,360 NZD
£25,412 GBP
View
B+
Retailer 4
-
$57,416 NZD
$32,305 USD
View
B+
Retailer 5
-
$57,684 NZD
$32,456 USD
View
B+
Retailer 6
-
$59,792 NZD
$33,642 USD
View
B+
Retailer 7
-
$61,495 NZD
$34,600 USD
View
B+
Retailer 8
-
$63,359 NZD
$35,649 USD
View
Retailer 9
-
$66,526 NZD
$37,431 USD
View
B+
Retailer 10
-
$68,638 NZD
$38,619 USD
View
B+
Retailer 11
-
$69,682 NZD
£30,871 GBP
View
B
Retailer 12
-
$71,279 NZD
$40,105 USD
View
B
Retailer 13
-
$74,410 NZD
ZAR 676,365 ZAR
View
Most Expensive
B
MOH London
637783D7F · Nov 1
$89,644 NZD
£39,715 GBP
View
13 more retailers have this diamond
Prices start from $54,539 NZDSave up to $35,105 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+
3.00ct Round
$54,539 NZD