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3.00ct I SI1 Round Natural Diamond

EX • I/SI1 • IGI 801638389

Shape and cutting style on the report: Round brilliant

Certificate IGI 801638389

Diamond specifications and retailer prices

From $33,678 NZD
₹1,804,656 INR
As of October 31, 2026
Save $25,776 NZD (43%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $59,454 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 IGI 801638389. Listed at 15 retailers as of October 31, 2026, with prices from $33,678 to $59,454, a $25,776 spread on the same certified stone. MOH London lists it at $59,454. 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

3.00
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41.3°
OriginNatural
Grading LabIGI
CertificateIGI 801638389
Dimensions9.13 × 9.21 × 5.76 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
9.13 mm9.21 mm3.00 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 801638389
Side View
Table 58.0%Crown 35.6°Girdle: MED-STKPavilion 41.3°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: Oct 31
Current: $59,454 NZD|Low: $33,592 NZD|High: $60,169 NZD|Avg: $43,428 NZD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 4$33,678 NZD
Retailer 6$37,297 NZD
Retailer 2$39,530 NZD
Retailer 7$40,268 NZD
Retailer 8$42,021 NZD
Retailer 5$45,650 NZD
Retailer 3$49,349 NZD
MOH London$59,454 NZD

43 data points across 8 retailers

15 retailers$33,678 NZD to $59,454 NZD

A
Cheapest Retailer
-
$33,678 NZD
₹1,804,656 INR
A
Retailer 2
-
$37,297 NZD
$20,985 USD
View
A
Retailer 3
-
$38,630 NZD
$21,735 USD
View
A
Retailer 4
-
$39,530 NZD
£17,513 GBP
View
A
Retailer 5
-
$40,268 NZD
$22,657 USD
View
Final sale: no returns
A
Retailer 6
-
$40,940 NZD
$23,035 USD
View
Retailer 7
-
$42,021 NZD
$23,643 USD
View
Price last confirmed 25 days ago
Retailer 8
-
$45,522 NZD
$25,613 USD
View
Price last confirmed 41 days ago
Retailer 9
-
$45,522 NZD
$25,613 USD
View
Price last confirmed 25 days ago
A
Retailer 10
-
$45,650 NZD
€24,462 EUR
View
B+
Retailer 11
-
$46,740 NZD
$26,298 USD
View
Retailer 12
-
$47,273 NZD
$26,598 USD
View
Price last confirmed 40 days ago
B+
Retailer 13
-
$49,349 NZD
ZAR 448,566 ZAR
View
Retailer 14
-
$53,930 NZD
$30,344 USD
View
Price last confirmed 38 days ago
Most Expensive
B+
MOH London
43B34E3AB · Nov 1
$59,454 NZD
£26,340 GBP
View
14 more retailers have this diamond
Prices start from $33,678 NZDSave up to $25,776 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
3.00ct Round
$33,678 NZD