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Round|Natural|GIA

0.33ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 2566031436

Certificate GIA 2566031436

Diamond specifications and retailer prices

From $269 SGD
₹20,037 INR
As of November 1, 2026
Save $613 SGD (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,728 SGD 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2566031436. Listed at 14 retailers as of November 1, 2026, with a 228% 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
FluorescenceFaint
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2566031436
Dimensions4.43 × 4.45 × 2.73 mm
L/W Ratio1.00
Key to symbols
Crystal, Cloud, Feather
Top View
4.43 mm4.45 mm0.33 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2566031436
Side View
Table 60.0%Crown 35°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.5%

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: Nov 1
Current: $1,728 SGD|Low: $268 SGD|High: $1,742 SGD|Avg: $639 SGD|+15.3%
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
November 1, 2026
Retailer 6$269 SGD
Retailer 5$327 SGD
Retailer 12$382 SGD
Retailer 11$402 SGD
Retailer 3$426 SGD
Retailer 9$487 SGD
Retailer 13$578 SGD
Retailer 10$602 SGD
Retailer 4$627 SGD
Retailer 2$636 SGD
Retailer 7$772 SGD
Retailer 8$882 SGD
NZ Jewellers$1,728 SGD

31 data points across 13 retailers

14 retailers$269 SGD to $882 SGD

A
Cheapest Retailer
-
$269 SGD
₹20,037 INR
A
Retailer 2
-
$327 SGD
HK$2,000 HKD
View
A
Retailer 3
-
$382 SGD
$299 USD
View
A
Retailer 4
-
$402 SGD
View
A
Retailer 5
-
$426 SGD
$333 USD
View
A
Retailer 6
-
$434 SGD
A$522 AUD
View
A
Retailer 7
-
$487 SGD
$381 USD
View
B+
Retailer 8
-
$578 SGD
$452 USD
View
B+
Retailer 9
-
$602 SGD
$471 USD
View
Retailer 10
-
$627 SGD
A$754 AUD
View
Price last confirmed 29 days ago
B+
Retailer 11
-
$636 SGD
€474 EUR
View
B+
Retailer 12
-
$772 SGD
£476 GBP
View
B
Retailer 13
-
$882 SGD
£543 GBP
View
Most Expensive
NZ Jewellers
e2af94fb-1c63-456b-9dda-f59734847e75 · Oct 30
$1,728 SGD
$1,352 USD
View
Price under review
13 more retailers have this diamond
Prices start from $269 SGDSave up to $613 SGD

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
$269 SGD