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1.53ct I SI2 Round Natural Diamond

EX • I/SI2 • IGI 654479939

Shape and cutting style on the report: Round brilliant

Certificate IGI 654479939

Diamond specifications and retailer prices

From HK$21,254 HKD
$2,709 USD
As of October 30, 2026
Save HK$28,378 HKD (57%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$49,632 HKD at NZ Jewellers · As of October 30, 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 IGI 654479939. Listed at 13 retailers as of October 30, 2026, with prices from HK$21,254 to HK$49,632, a HK$28,378 spread on the same certified stone. NZ Jewellers lists it at HK$49,632. 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
PolishVery Good
SymmetryVery Good
FluorescenceStrong
Crown angle34.3°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 654479939
Dimensions7.34 × 7.38 × 4.58 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.34 mm7.38 mm1.53 ctI / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceStrong
CertificateIGI 654479939
Side View
Table 57.0%Crown 34.3°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.2%

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 30
Current: HK$49,632 HKD|Low: HK$21,254 HKD|High: HK$49,632 HKD|Avg: HK$28,863 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 9HK$21,254 HKD
Retailer 10HK$22,447 HKD
Retailer 6HK$23,741 HKD
Retailer 8HK$23,741 HKD
Retailer 7HK$24,651 HKD
Retailer 2HK$25,754 HKD
Retailer 5HK$27,389 HKD
Retailer 3HK$27,795 HKD
Retailer 4HK$39,916 HKD
NZ JewellersHK$49,632 HKD

42 data points across 10 retailers

13 retailersHK$21,254 HKD to HK$49,632 HKD

A
Cheapest Retailer
-
HK$21,254 HKD
$2,709 USD
A
Retailer 2
-
HK$22,447 HKD
$2,861 USD
View
B+
Retailer 3
-
HK$23,741 HKD
$3,026 USD
View
Retailer 4
-
HK$23,741 HKD
$3,026 USD
View
Price last confirmed 43 days ago
A
Retailer 5
-
HK$23,741 HKD
$3,026 USD
View
A
Retailer 6
-
HK$24,651 HKD
$3,142 USD
View
A
Retailer 7
-
HK$25,754 HKD
£2,585 GBP
View
B+
Retailer 8
-
HK$27,389 HKD
$3,491 USD
View
Retailer 9
-
HK$27,389 HKD
$3,491 USD
View
Price last confirmed 42 days ago
A
Retailer 10
-
HK$27,795 HKD
€3,374 EUR
View
B+
Retailer 11
-
HK$39,916 HKD
£4,006 GBP
View
Retailer 12
-
HK$49,632 HKD
$6,326 USD
View
Price last confirmed 42 days ago
Most Expensive
B
NZ Jewellers
b2797b03-9ecd-4126-a899-35f91d49bae5 · Oct 30
HK$49,632 HKD
$6,326 USD
View
12 more retailers have this diamond
Prices start from HK$21,254 HKDSave up to HK$28,378 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$21,254 HKD