Round|Natural|GIA

0.33ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 6551899861

Certificate GIA 6551899861

Diamond specifications and retailer prices

From $392 USD
As of October 31, 2026
Save $688 USD (64%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,593 USD 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $1,593 USD|Low: $213 USD|High: $1,593 USD|Avg: $612 USD
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 1, 2026
Retailer 7$213 USD
Retailer 6$344 USD
Retailer 15$377 USD
Retailer 3$392 USD
Retailer 4$448 USD
Retailer 8$455 USD
Retailer 14$496 USD
Retailer 16$507 USD
Retailer 5$511 USD
Retailer 2$512 USD
Retailer 13$563 USD
Retailer 9$669 USD
Retailer 10$858 USD
Retailer 11$965 USD
Retailer 12$1,080 USD
NZ Jewellers$1,593 USD

24 data points across 16 retailers

12 retailers$392 USD to $1,080 USD

Retailer 1
-
$377 USD
Price last confirmed 23 days ago
A
Retailer 2
-
$392 USD
View
B+
Retailer 3
-
$455 USD
View
B+
Retailer 4
-
$496 USD
View
Retailer 5
-
$507 USD
View
Price last confirmed 23 days ago
B+
Retailer 6
-
$512 USD
£403 GBP
View
B+
Retailer 7
-
$563 USD
View
B
Retailer 8
-
$669 USD
€637 EUR
View
B
Retailer 9
-
$858 USD
£675 GBP
View
B
Retailer 10
-
$965 USD
£760 GBP
View
B
Retailer 11
-
$1,080 USD
£850 GBP
View
Most Expensive
NZ Jewellers
6af74f13-05ac-425c-b1ee-c23a858f3770 · Oct 8
$1,593 USD
View
Price under review
11 more retailers have this diamond
Prices start from $392 USDSave up to $688 USD

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
$392 USD