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Round|Natural|GIA

1.50ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 1226746537

Certificate GIA 1226746537

Diamond specifications and retailer prices

From HK$48,910 HKD
$6,234 USD
As of October 31, 2026
Save HK$61,244 HKD (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$110,154 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct 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 1226746537. Listed at 19 retailers as of October 30, 2026, with prices from HK$48,910 to HK$110,154, a HK$61,244 spread on the same certified stone. NZ Jewellers lists it at HK$110,154. 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

1.50
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 1226746537
Dimensions7.35 × 7.31 × 4.52 mm
L/W Ratio1.01
Star length55%
Lower girdle75%
Girdle conditionFaceted
Culet sizeNone
Cert comments
Additional clouds, pinpoints and surface graining are not shown.
Key to symbols
Cloud, Feather, Crystal, Needle, Indented Natural
Top View
7.35 mm7.31 mm1.50 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1226746537
Side View
Table 60.0%Crown 33.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$110,154 HKD|Low: HK$47,851 HKD|High: HK$110,154 HKD|Avg: HK$66,879 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 9HK$48,910 HKD
Retailer 6HK$49,428 HKD
Retailer 3HK$55,077 HKD
Retailer 7HK$55,077 HKD
Retailer 10HK$59,667 HKD
Retailer 8HK$60,584 HKD
Retailer 2HK$61,753 HKD
Retailer 4HK$67,906 HKD
Retailer 11HK$68,846 HKD
Retailer 5HK$92,277 HKD
NZ JewellersHK$110,154 HKD

39 data points across 11 retailers

19 retailersHK$48,910 HKD to HK$110,154 HKD

B+
Cheapest Retailer
-
HK$48,910 HKD
$6,234 USD
B+
Retailer 2
-
HK$49,428 HKD
$6,300 USD
View
B+
Retailer 3
-
HK$49,781 HKD
$6,345 USD
View
B+
Retailer 4
-
HK$51,257 HKD
A$10,051 AUD
View
B+
Retailer 5
-
HK$52,041 HKD
$6,633 USD
View
B+
Retailer 6
-
HK$55,077 HKD
$7,020 USD
View
B
Retailer 7
-
HK$55,077 HKD
$7,020 USD
View
Final sale: no returns
B
Retailer 8
-
HK$58,658 HKD
$7,476 USD
View
B+
Retailer 9
-
HK$59,667 HKD
$7,605 USD
View
B+
Retailer 10
-
HK$60,584 HKD
$7,722 USD
View
B+
Retailer 11
-
HK$61,753 HKD
£6,198 GBP
View
B
Retailer 12
-
HK$65,041 HKD
$8,290 USD
View
B
Retailer 13
-
HK$65,041 HKD
$8,290 USD
View
B
Retailer 14
-
HK$67,159 HKD
$8,560 USD
View
B
Retailer 15
-
HK$67,906 HKD
€8,243 EUR
View
B
Retailer 16
-
HK$68,846 HKD
$8,775 USD
View
Retailer 17
-
HK$72,541 HKD
$9,246 USD
View
Price last confirmed 10 days ago
B
Retailer 18
-
HK$92,277 HKD
£9,261 GBP
View
Most Expensive
B
NZ Jewellers
bce9b288-bbd7-49aa-8d67-ae191e7ce395 · Oct 30
HK$110,154 HKD
$14,040 USD
View
18 more retailers have this diamond
Prices start from HK$48,910 HKDSave up to HK$61,244 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.

B+
1.50ct Round
HK$48,910 HKD