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Round|Natural|IGI

0.38ct H SI2 Round Natural Diamond

EX • H/SI2 • IGI 670451441

Shape and cutting style on the report: Round brilliant

Certificate IGI 670451441

Diamond specifications and retailer prices

From $450 AUD
$316 USD
As of October 31, 2026
Save $1,276 AUD (74%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,725 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.38ct natural round diamond

This 0.38ct natural round sits in the sub-half-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 670451441. Listed at 12 retailers as of October 30, 2026, with prices from $450 to $1,725, a $1,276 spread on the same certified stone. NZ Jewellers lists it at $1,725. 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

0.38
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.4°
OriginNatural
Grading LabIGI
CertificateIGI 670451441
Dimensions4.63 × 4.61 × 2.83 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
4.63 mm4.61 mm0.38 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 670451441
Side View
Table 58.0%Crown 34.7°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.1%

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: $1,725 AUD|Low: $450 AUD|High: $1,725 AUD|Avg: $708 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
November 1, 2026
Retailer 8$450 AUD
Retailer 3$473 AUD
Retailer 7$482 AUD
Retailer 10$485 AUD
Retailer 6$503 AUD
Retailer 9$606 AUD
Retailer 11$636 AUD
Retailer 4$663 AUD
Retailer 12$680 AUD
Retailer 5$749 AUD
Retailer 2$1,040 AUD
NZ Jewellers$1,725 AUD

21 data points across 12 retailers

12 retailers$450 AUD to $1,725 AUD

Retailer 1
-
$450 AUD
$316 USD
Price last confirmed 52 days ago
A
Retailer 2
-
$450 AUD
$316 USD
View
Retailer 3
-
$473 AUD
$332 USD
View
Price last confirmed 77 days ago
A
Retailer 4
-
$503 AUD
$353 USD
View
Retailer 5
-
$606 AUD
$426 USD
View
Price last confirmed 55 days ago
B+
Retailer 6
-
$606 AUD
$426 USD
View
B+
Retailer 7
-
$636 AUD
$447 USD
View
B+
Retailer 8
-
$749 AUD
€501 EUR
View
B
Retailer 9
-
$1,040 AUD
£575 GBP
View
B
Retailer 10
-
$1,094 AUD
£605 GBP
View
Retailer 11
-
$1,725 AUD
$1,212 USD
View
Price last confirmed 51 days ago
Most Expensive
B
NZ Jewellers
418be04b-8ef3-49cd-ac32-1acba1b55ad5 · Oct 30
$1,725 AUD
$1,212 USD
View
11 more retailers have this diamond
Prices start from $450 AUDSave up to $1,276 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
0.38ct Round
$450 AUD