Round|Natural|GIA

0.43ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 1549940889

Certificate GIA 1549940889

Diamond specifications and retailer prices

From HK$3,578 HKD
$456 USD
As of October 31, 2026
Save HK$5,181 HKD (59%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$14,539 HKD at NZ Jewellers · As of September 21, 2026
View at NZ Jewellers

About this 0.43ct natural round diamond

This 0.43ct natural round sits in the sub-half-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1549940889. Listed at 17 retailers as of October 31, 2026, with a 145% 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

0.43
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 1549940889
Dimensions4.88 × 4.86 × 3.01 mm
L/W Ratio1.00
Culet sizeNone
Top View
4.88 mm4.86 mm0.43 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1549940889
Side View
Table 57.0%Crown 32.5°Girdle: THN-STKPavilion 41.8°Culet: NoneDepth 61.8%

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 31
Current: HK$4,714 HKD|Low: HK$3,703 HKD|High: HK$8,868 HKD|Avg: HK$5,267 HKD|+6.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 6HK$3,703 HKD
Retailer 5HK$4,199 HKD
Retailer 1HK$4,714 HKD
Retailer 4HK$4,865 HKD
Retailer 2HK$5,684 HKD
Retailer 3HK$8,759 HKD

41 data points across 6 retailers

17 retailersHK$3,578 HKD to HK$8,759 HKD

Retailer 1
-
HK$3,437 HKD
$438 USD
Price last confirmed 45 days ago
Retailer 2
-
HK$3,437 HKD
$438 USD
View
Price last confirmed 25 days ago
A
Retailer 3
-
HK$3,578 HKD
$456 USD
View
Retailer 4
-
HK$3,703 HKD
$472 USD
View
Price last confirmed 34 days ago
Retailer 5
-
HK$3,703 HKD
$472 USD
View
Price last confirmed 25 days ago
Retailer 6
-
HK$3,962 HKD
$505 USD
View
Price last confirmed 41 days ago
Retailer 7
-
HK$3,962 HKD
$505 USD
View
Price last confirmed 24 days ago
B+
Retailer 8
-
HK$4,315 HKD
$550 USD
View
B+
Retailer 9
-
HK$4,315 HKD
$550 USD
View
B+
Retailer 10
-
HK$4,356 HKD
$555 USD
View
B+
Retailer 11
-
HK$4,472 HKD
$570 USD
View
B+
Retailer 12
-
HK$4,714 HKD
£473 GBP
View
B+
Retailer 13
-
HK$4,865 HKD
$620 USD
View
B+
Retailer 14
-
HK$5,684 HKD
€690 EUR
View
B
Retailer 15
-
HK$8,759 HKD
£879 GBP
View
Retailer 16
-
HK$14,539 HKD
$1,853 USD
View
Price under review
Most Expensive
NZ Jewellers
4ca04e41-91d9-43fa-9f7b-7760762fbb4c · Sep 21
HK$14,539 HKD
$1,853 USD
View
Price under review
16 more retailers have this diamond
Prices start from HK$3,578 HKDSave up to HK$5,181 HKD

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
0.43ct Round
HK$3,578 HKD