Round|Natural|GIA

0.33ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 6552147043

Certificate GIA 6552147043

Diamond specifications and retailer prices

From £281 GBP
$377 USD
As of October 31, 2026
Save £524 GBP (65%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,189 GBP at NZ Jewellers · As of October 30, 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 6552147043. Listed at 14 retailers as of October 28, 2026, with a 186% 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 angle31.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6552147043
Dimensions4.52 × 4.54 × 2.73 mm
L/W Ratio1.00
Top View
4.52 mm4.54 mm0.33 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552147043
Side View
Table 59.0%Crown 31.5°Girdle: MediumPavilion 41.8°Culet: NoneDepth 60.4%

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: £1,189 GBP|Low: £254 GBP|High: £1,189 GBP|Avg: £457 GBP
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
Retailer 17
November 1, 2026
Retailer 9£254 GBP
Retailer 8£262 GBP
Retailer 14£281 GBP
Retailer 5£293 GBP
Retailer 16£303 GBP
Retailer 15£313 GBP
Retailer 6£341 GBP
Retailer 4£370 GBP
Retailer 17£378 GBP
Retailer 12£382 GBP
Retailer 7£388 GBP
Retailer 3£420 GBP
Retailer 10£497 GBP
Retailer 2£638 GBP
Retailer 11£717 GBP
Retailer 13£806 GBP
NZ Jewellers£1,189 GBP

27 data points across 17 retailers

14 retailers£281 GBP to £806 GBP

A
Cheapest Retailer
-
£281 GBP
$377 USD
A
Retailer 2
-
£293 GBP
$392 USD
View
B+
Retailer 3
-
£303 GBP
$406 USD
View
B+
Retailer 4
-
£313 GBP
$420 USD
View
B+
Retailer 5
-
£357 GBP
$478 USD
View
B+
Retailer 6
-
£370 GBP
$496 USD
View
B+
Retailer 7
-
£378 GBP
$507 USD
View
B+
Retailer 8
-
£382 GBP
View
B+
Retailer 9
-
£420 GBP
$563 USD
View
B
Retailer 10
-
£497 GBP
€634 EUR
View
B
Retailer 11
-
£638 GBP
View
B
Retailer 12
-
£717 GBP
View
B
Retailer 13
-
£806 GBP
View
Most Expensive
NZ Jewellers
c53c1183-60b3-497a-ad5e-7b43902cbec3 · Oct 30
£1,189 GBP
$1,593 USD
View
Price under review
13 more retailers have this diamond
Prices start from £281 GBPSave up to £524 GBP

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
£281 GBP