Round|Natural|GIA

0.33ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 2566292430

Certificate GIA 2566292430

Diamond specifications and retailer prices

From $320 USD
As of October 29, 2026
Save $1,134 USD (78%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,454 USD at NZ Jewellers · As of October 29, 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2566292430. Listed at 16 retailers as of October 29, 2026, with prices from $320 to $1,454, a $1,134 spread on the same certified stone. NZ Jewellers lists it at $1,454. 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
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2566292430
Dimensions4.42 × 4.45 × 2.79 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather
Top View
4.42 mm4.45 mm0.33 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566292430
Side View
Table 55.0%Crown 34°Girdle: Med. - Sli. ThickPavilion 41.4°Culet: NoneDepth 62.8%

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 29
Current: $1,454 USD|Low: $320 USD|High: $1,511 USD|Avg: $595 USD|-3.8%
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
October 31, 2026
Retailer 6$320 USD
Retailer 7$340 USD
Retailer 15$379 USD
Retailer 12$408 USD
Retailer 4$410 USD
Retailer 3$423 USD
Retailer 2$492 USD
Retailer 10$510 USD
Retailer 5$511 USD
Retailer 14$565 USD
Retailer 8$588 USD
Retailer 9$693 USD
Retailer 11$770 USD
Retailer 13$880 USD
NZ Jewellers$1,454 USD

22 data points across 15 retailers

16 retailers$320 USD to $1,454 USD

A
Cheapest Retailer
-
$320 USD
A
Retailer 2
-
$340 USD
View
A
Retailer 3
-
$379 USD
View
A
Retailer 4
-
$408 USD
View
A
Retailer 5
-
$410 USD
View
A
Retailer 6
-
$423 USD
View
B+
Retailer 7
-
$492 USD
£387 GBP
View
B+
Retailer 8
-
$510 USD
View
B+
Retailer 9
-
$511 USD
View
B+
Retailer 10
-
$565 USD
View
B+
Retailer 11
-
$588 USD
ZAR 9,500 ZAR
View
Retailer 12
-
$670 USD
A$1,030 AUD
View
Price last confirmed 27 days ago
B
Retailer 13
-
$693 USD
€660 EUR
View
B
Retailer 14
-
$770 USD
£606 GBP
View
B
Retailer 15
-
$880 USD
£693 GBP
View
Most Expensive
B
NZ Jewellers
c6d43782-0775-45c8-8308-1876d6cb4d1d · Oct 29
$1,454 USD
View
15 more retailers have this diamond
Prices start from $320 USDSave up to $1,134 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
$320 USD