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2.15ct H SI1 Round Natural Diamond

EX • H/SI1 • IGI 749558461

Shape and cutting style on the report: Round brilliant

Certificate IGI 749558461

Diamond specifications and retailer prices

From $15,403 AUD
$10,820 USD
As of October 31, 2026
Save $9,893 AUD (39%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $25,296 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 2.15ct natural round diamond

This 2.15ct natural round sits in the two to three carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 749558461. Listed at 17 retailers as of October 30, 2026, with prices from $15,403 to $25,296, a $9,893 spread on the same certified stone. NZ Jewellers lists it at $25,296. 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

2.15
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.2°
OriginNatural
Grading LabIGI
CertificateIGI 749558461
Dimensions8.36 × 8.33 × 5.15 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
8.36 mm8.33 mm2.15 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 749558461
Side View
Table 56.0%Crown 35°Girdle: MediumPavilion 41.2°Culet: NoneDepth 61.7%

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: $25,296 AUD|Low: $16,384 AUD|High: $25,296 AUD|Avg: $19,602 AUD
NZ Jewellers
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 1, 2026
Retailer 7$16,384 AUD
Retailer 13$16,752 AUD
Retailer 12$16,753 AUD
Retailer 6$16,982 AUD
Retailer 3$18,149 AUD
Retailer 11$18,429 AUD
Retailer 5$18,982 AUD
Retailer 9$19,124 AUD
Retailer 4$20,941 AUD
Retailer 8$20,986 AUD
Retailer 10$21,813 AUD
Retailer 2$23,704 AUD
NZ Jewellers$25,296 AUD

30 data points across 13 retailers

17 retailers$15,403 AUD to $25,296 AUD

A
Cheapest Retailer
-
$15,403 AUD
$10,820 USD
A
Retailer 2
-
$15,544 AUD
$10,919 USD
View
A
Retailer 3
-
$16,384 AUD
£9,062 GBP
View
A
Retailer 4
-
$16,507 AUD
$11,595 USD
View
A
Retailer 5
-
$16,752 AUD
$11,767 USD
View
Final sale: no returns
A
Retailer 6
-
$16,753 AUD
$11,768 USD
View
A
Retailer 7
-
$16,982 AUD
£9,393 GBP
View
B+
Retailer 8
-
$18,149 AUD
$12,749 USD
View
B+
Retailer 9
-
$18,429 AUD
$12,945 USD
View
B+
Retailer 10
-
$18,481 AUD
$12,982 USD
View
B+
Retailer 11
-
$18,587 AUD
$13,057 USD
View
B+
Retailer 12
-
$18,982 AUD
$13,334 USD
View
B+
Retailer 13
-
$19,124 AUD
€12,794 EUR
View
B+
Retailer 14
-
$20,941 AUD
$14,710 USD
View
B+
Retailer 15
-
$20,986 AUD
ZAR 238,152 ZAR
View
B
Retailer 16
-
$23,704 AUD
£13,111 GBP
View
Most Expensive
B
NZ Jewellers
0fe3b89c-04b3-4f50-b00d-8b5646d0728d · Oct 30
$25,296 AUD
$17,769 USD
View
16 more retailers have this diamond
Prices start from $15,403 AUDSave up to $9,893 AUD

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
2.15ct Round
$15,403 AUD