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Round|Natural|GIA

1.50ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 6531235342

Certificate GIA 6531235342

Diamond specifications and retailer prices

From HK$36,302 HKD
$4,627 USD
As of October 30, 2026
Save HK$44,038 HKD (55%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$80,340 HKD at NZ Jewellers · As of October 27, 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 6531235342. Listed at 22 retailers as of October 27, 2026, with prices from HK$36,302 to HK$80,340, a HK$44,038 spread on the same certified stone. NZ Jewellers lists it at HK$80,340. 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
FluorescenceFaint
Crown angle34°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6531235342
Dimensions7.31 × 7.34 × 4.48 mm
L/W Ratio1.00
Girdle conditionFaceted
Key to symbols
Feather, Crystal, Needle, Natural
Top View
7.31 mm7.34 mm1.50 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6531235342
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.1%

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$80,340 HKD|Low: HK$33,140 HKD|High: HK$80,340 HKD|Avg: HK$47,092 HKD
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 30, 2026
Retailer 14HK$33,140 HKD
Retailer 10HK$36,302 HKD
Retailer 7HK$36,875 HKD
Retailer 9HK$37,950 HKD
Retailer 11HK$38,435 HKD
Retailer 6HK$42,999 HKD
Retailer 8HK$43,512 HKD
Retailer 18HK$43,512 HKD
Retailer 19HK$43,512 HKD
Retailer 21HK$45,552 HKD
Retailer 15HK$45,773 HKD
Retailer 12HK$47,357 HKD
Retailer 3HK$48,643 HKD
Retailer 20HK$48,643 HKD
Retailer 2HK$49,601 HKD
Retailer 5HK$50,212 HKD
Retailer 16HK$50,212 HKD
Retailer 13HK$52,111 HKD
Retailer 4HK$69,594 HKD
Retailer 17HK$70,864 HKD
NZ JewellersHK$80,340 HKD

32 data points across 21 retailers

22 retailersHK$36,302 HKD to HK$80,340 HKD

Retailer 1
-
HK$33,140 HKD
Price last confirmed 51 days ago
A
Retailer 2
-
HK$36,302 HKD
$4,627 USD
View
Retailer 3
-
HK$36,875 HKD
$4,700 USD
View
Price last confirmed 15 days ago
A
Retailer 4
-
HK$37,950 HKD
$4,837 USD
View
A
Retailer 5
-
HK$38,435 HKD
$4,899 USD
View
A
Retailer 6
-
HK$39,531 HKD
A$7,752 AUD
View
B+
Retailer 7
-
HK$42,999 HKD
$5,481 USD
View
B+
Retailer 8
-
HK$43,512 HKD
$5,546 USD
View
B+
Retailer 9
-
HK$43,512 HKD
$5,546 USD
View
B+
Retailer 10
-
HK$43,512 HKD
$5,546 USD
View
B+
Retailer 11
-
HK$45,552 HKD
$5,806 USD
View
B+
Retailer 12
-
HK$45,773 HKD
£4,594 GBP
View
Retailer 13
-
HK$47,357 HKD
$6,036 USD
View
Price last confirmed 18 days ago
B+
Retailer 14
-
HK$48,643 HKD
$6,200 USD
View
B+
Retailer 15
-
HK$48,643 HKD
$6,200 USD
View
B+
Retailer 16
-
HK$49,601 HKD
€6,021 EUR
View
B+
Retailer 17
-
HK$50,212 HKD
$6,400 USD
View
B+
Retailer 18
-
HK$50,212 HKD
$6,400 USD
View
B+
Retailer 19
-
HK$52,111 HKD
£5,230 GBP
View
B
Retailer 20
-
HK$69,594 HKD
$8,870 USD
View
B
Retailer 21
-
HK$70,864 HKD
£7,112 GBP
View
Most Expensive
B
NZ Jewellers
6a24d490-60d2-49bc-afd6-38d392c3b7e6 · Oct 27
HK$80,340 HKD
$10,240 USD
View
21 more retailers have this diamond
Prices start from HK$36,302 HKDSave up to HK$44,038 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
1.50ct Round
HK$36,302 HKD