Round|Natural|GIA

0.33ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 2554619202

Certificate GIA 2554619202

Diamond specifications and retailer prices

From £152 GBP
₹19,444 INR
As of October 30, 2026
Save £216 GBP (59%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,331 GBP at NZ Jewellers · As of September 28, 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2554619202. Listed at 20 retailers as of October 30, 2026, with a 141% 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
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2554619202
Dimensions4.46 × 4.43 × 2.76 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
4.46 mm4.43 mm0.33 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2554619202
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.0%

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 30
Current: £1,249 GBP|Low: £152 GBP|High: £1,273 GBP|Avg: £506 GBP|-1.9%
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
October 31, 2026
Retailer 11£152 GBP
Retailer 14£182 GBP
Retailer 16£197 GBP
Retailer 15£228 GBP
Retailer 13£247 GBP
Retailer 12£307 GBP
Retailer 10£328 GBP
Retailer 9£362 GBP
Retailer 2£368 GBP
Retailer 7£368 GBP
Retailer 5£399 GBP
Retailer 6£557 GBP
Retailer 3£611 GBP
Retailer 8£624 GBP
Retailer 4£925 GBP
NZ Jewellers£1,249 GBP

29 data points across 16 retailers

20 retailers£152 GBP to £368 GBP

A
Cheapest Retailer
-
£152 GBP
₹19,444 INR
A
Retailer 2
-
£182 GBP
HK$1,900 HKD
View
A
Retailer 3
-
£197 GBP
$264 USD
View
A
Retailer 4
-
£228 GBP
SGD 413 SGD
View
A
Retailer 5
-
£247 GBP
A$510 AUD
View
B+
Retailer 6
-
£307 GBP
$411 USD
View
B+
Retailer 7
-
£328 GBP
$440 USD
View
B+
Retailer 8
-
£362 GBP
€462 EUR
View
B+
Retailer 9
-
£368 GBP
View
B+
Retailer 10
-
£368 GBP
$493 USD
View
Final sale: no returns
Retailer 11
-
£399 GBP
$534 USD
View
Price last confirmed 10 days ago
Retailer 12
-
£425 GBP
$569 USD
View
Price last confirmed 35 days ago
Retailer 13
-
£458 GBP
$613 USD
View
Price last confirmed 33 days ago
Retailer 14
-
£490 GBP
$656 USD
View
Price last confirmed 33 days ago
Retailer 15
-
£557 GBP
$746 USD
View
Price last confirmed 11 days ago
Retailer 16
-
£611 GBP
ZAR 13,224 ZAR
View
Price last confirmed 11 days ago
Retailer 17
-
£624 GBP
A$1,287 AUD
View
Price last confirmed 29 days ago
Retailer 18
-
£925 GBP
View
Price last confirmed 12 days ago
Retailer 19
-
£1,249 GBP
$1,674 USD
View
Price under review
Most Expensive
NZ Jewellers
6fede9c9-d3e3-4b01-9a52-4c807bba1e71 · Sep 28
£1,331 GBP
$1,784 USD
View
Price under review
19 more retailers have this diamond
Prices start from £152 GBPSave up to £216 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
£152 GBP