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Round|Natural|GIA

1.53ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 2556434576

Certificate GIA 2556434576

Diamond specifications and retailer prices

From HK$34,446 HKD
As of November 1, 2026
Save HK$31,984 HKD (48%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$79,446 HKD at NZ Jewellers · As of September 25, 2026
View at NZ Jewellers

About this 1.53ct natural round diamond

This 1.53ct natural round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2556434576. Listed at 13 retailers as of November 1, 2026, with a 93% 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

1.53
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2556434576
Dimensions7.28 × 7.33 × 4.59 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
7.28 mm7.33 mm1.53 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556434576
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.9%

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: HK$34,446 HKD|Low: HK$34,446 HKD|High: HK$72,254 HKD|Avg: HK$46,942 HKD|-1.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 1HK$34,446 HKD
Retailer 2HK$36,624 HKD
Retailer 7HK$37,699 HKD
Retailer 9HK$38,854 HKD
Retailer 4HK$40,922 HKD
Retailer 11HK$41,347 HKD
Retailer 6HK$43,698 HKD
Retailer 3HK$44,765 HKD
Retailer 8HK$50,235 HKD
Retailer 5HK$66,430 HKD
Retailer 10HK$71,620 HKD

35 data points across 11 retailers

13 retailersHK$34,446 HKD to HK$66,430 HKD

A
Cheapest Retailer
-
HK$34,446 HKD
A
Retailer 2
-
HK$36,624 HKD
$4,668 USD
View
A
Retailer 3
-
HK$37,699 HKD
$4,805 USD
View
Final sale: no returns
A
Retailer 4
-
HK$38,854 HKD
$4,952 USD
View
A
Retailer 5
-
HK$40,654 HKD
A$7,972 AUD
View
A
Retailer 6
-
HK$40,922 HKD
$5,216 USD
View
A
Retailer 7
-
HK$41,347 HKD
$5,270 USD
View
A
Retailer 8
-
HK$43,698 HKD
£4,386 GBP
View
B+
Retailer 9
-
HK$44,765 HKD
A$8,778 AUD
View
B+
Retailer 10
-
HK$50,235 HKD
€6,098 EUR
View
B
Retailer 11
-
HK$66,430 HKD
£6,667 GBP
View
Retailer 12
-
HK$71,620 HKD
$9,129 USD
View
Price last confirmed 9 days ago
Most Expensive
NZ Jewellers
9e616bd5-98c0-432e-92b9-f54fb9cc7a36 · Sep 25
HK$79,446 HKD
$10,126 USD
View
Price last confirmed 37 days ago
12 more retailers have this diamond
Prices start from HK$34,446 HKDSave up to HK$31,984 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
1.53ct Round
HK$34,446 HKD