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Round|Natural|GIA

0.33ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 6551899861

Certificate GIA 6551899861

Diamond specifications and retailer prices

From $558 AUD
$392 USD
As of October 31, 2026
Save $979 AUD (64%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,268 AUD at NZ Jewellers · As of October 8, 2026
View at NZ Jewellers

About this 0.33ct natural round diamond

This 0.33ct 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 GIA 6551899861. Listed at 12 retailers as of October 28, 2026, with a 175% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.33
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6551899861
Dimensions4.42 × 4.45 × 2.77 mm
L/W Ratio1.01
Culet sizeNone
Top View
4.42 mm4.45 mm0.33 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551899861
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.4%

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: $2,268 AUD|Low: $303 AUD|High: $2,268 AUD|Avg: $872 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
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 7$303 AUD
Retailer 6$490 AUD
Retailer 15$537 AUD
Retailer 3$558 AUD
Retailer 4$638 AUD
Retailer 8$648 AUD
Retailer 14$706 AUD
Retailer 16$722 AUD
Retailer 5$728 AUD
Retailer 2$729 AUD
Retailer 13$801 AUD
Retailer 9$948 AUD
Retailer 10$1,217 AUD
Retailer 11$1,367 AUD
Retailer 12$1,537 AUD
NZ Jewellers$2,268 AUD

25 data points across 16 retailers

12 retailers$558 AUD to $1,537 AUD

Retailer 1
-
$537 AUD
$377 USD
Price last confirmed 24 days ago
A
Retailer 2
-
$558 AUD
$392 USD
View
B+
Retailer 3
-
$648 AUD
$455 USD
View
B+
Retailer 4
-
$706 AUD
$496 USD
View
Retailer 5
-
$722 AUD
$507 USD
View
Price last confirmed 24 days ago
B+
Retailer 6
-
$729 AUD
£403 GBP
View
B+
Retailer 7
-
$801 AUD
$563 USD
View
B
Retailer 8
-
$948 AUD
€634 EUR
View
B
Retailer 9
-
$1,217 AUD
£673 GBP
View
B
Retailer 10
-
$1,367 AUD
£756 GBP
View
B
Retailer 11
-
$1,537 AUD
£850 GBP
View
Most Expensive
NZ Jewellers
6af74f13-05ac-425c-b1ee-c23a858f3770 · Oct 8
$2,268 AUD
$1,593 USD
View
Price under review
11 more retailers have this diamond
Prices start from $558 AUDSave up to $979 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
0.33ct Round
$558 AUD