CaratHunter
Plans
Round|Natural|IGI

3.19ct H SI2 Round Natural Diamond

EX • H/SI2 • IGI 642434504

Shape and cutting style on the report: Round brilliant

Certificate IGI 642434504

Diamond specifications and retailer prices

From $13,755 AUD
$9,662 USD
As of October 30, 2026
Save $18,619 AUD (58%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $32,374 AUD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 3.19ct natural round diamond

This 3.19ct natural round sits in the three to five carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 642434504. Listed at 10 retailers as of October 29, 2026, with prices from $13,755 to $32,374, a $18,619 spread on the same certified stone. Diamond Quarter lists it at $32,374. 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

3.19
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle41.5°
OriginNatural
Grading LabIGI
CertificateIGI 642434504
Dimensions9.36 × 9.44 × 5.90 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
9.36 mm9.44 mm3.19 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 642434504
Side View
Table 56.0%Crown 33.3°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 62.7%

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 30
Current: $18,532 AUD|Low: $13,755 AUD|High: $22,385 AUD|Avg: $16,137 AUD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 3$13,755 AUD
Retailer 2$13,946 AUD
Retailer 5$14,323 AUD
Retailer 8$15,521 AUD
Retailer 7$16,307 AUD
Retailer 6$17,104 AUD
Retailer 1$18,532 AUD
Retailer 4$22,385 AUD

3 data points across 8 retailers

10 retailers$13,755 AUD to $32,374 AUD

A
Cheapest Retailer
-
$13,755 AUD
$9,662 USD
A
Retailer 2
-
$13,946 AUD
$9,796 USD
View
A
Retailer 3
-
$14,323 AUD
$10,061 USD
View
A
Retailer 4
-
$14,825 AUD
$10,414 USD
View
A
Retailer 5
-
$16,061 AUD
$11,282 USD
View
A
Retailer 6
-
$16,307 AUD
$11,455 USD
View
A
Retailer 7
-
$17,104 AUD
£9,460 GBP
View
A
Retailer 8
-
$18,532 AUD
$13,018 USD
View
A
Retailer 9
-
$22,385 AUD
$15,724 USD
View
Most Expensive
B+
Diamond Quarter
3.19SI2H6404D7F4N · Oct 29
$32,374 AUD
£17,906 GBP
View
9 more retailers have this diamond
Prices start from $13,755 AUDSave up to $18,619 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
3.19ct Round
$13,755 AUD