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Round|Natural|GIA

1.50ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 6552615208

Certificate GIA 6552615208

Diamond specifications and retailer prices

From HK$23,693 HKD
As of November 6, 2026
Save HK$29,914 HKD (56%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$55,858 HKD at NZ Jewellers · As of September 26, 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552615208. Listed at 16 retailers as of November 2, 2026, with a 126% 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

1.50
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6552615208
Dimensions7.31 × 7.34 × 4.55 mm
L/W Ratio1.00
Girdle conditionFaceted
Key to symbols
Twinning Wisp, Feather, Cloud, Indented Natural
Top View
7.31 mm7.34 mm1.50 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6552615208
Side View
Table 56.0%Crown 36°Girdle: THN-MEDPavilion 40.6°Culet: NoneDepth 62.1%

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: Nov 6
Current: HK$55,858 HKD|Low: HK$23,496 HKD|High: HK$55,858 HKD|Avg: HK$35,588 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
November 6, 2026
Retailer 13HK$23,693 HKD
Retailer 14HK$26,478 HKD
Retailer 15HK$28,753 HKD
Retailer 7HK$29,341 HKD
Retailer 10HK$29,765 HKD
Retailer 8HK$29,851 HKD
Retailer 11HK$30,306 HKD
Retailer 3HK$32,063 HKD
Retailer 6HK$32,063 HKD
Retailer 5HK$33,993 HKD
Retailer 9HK$36,002 HKD
Retailer 4HK$36,990 HKD
Retailer 2HK$42,317 HKD
Retailer 12HK$53,606 HKD
NZ JewellersHK$55,858 HKD

43 data points across 15 retailers

16 retailersHK$23,693 HKD to HK$53,606 HKD

A
Cheapest Retailer
-
HK$23,693 HKD
A
Retailer 2
-
HK$26,478 HKD
View
B+
Retailer 3
-
HK$28,211 HKD
View
B+
Retailer 4
-
HK$28,753 HKD
View
B+
Retailer 5
-
HK$29,341 HKD
View
A
Retailer 6
-
HK$29,765 HKD
View
B+
Retailer 7
-
HK$29,851 HKD
View
B+
Retailer 8
-
HK$30,306 HKD
View
Retailer 9
-
HK$32,063 HKD
View
Price last confirmed 25 days ago
Retailer 10
-
HK$32,063 HKD
View
Price last confirmed 38 days ago
B+
Retailer 11
-
HK$33,993 HKD
View
B+
Retailer 12
-
HK$36,002 HKD
View
Retailer 13
-
HK$36,990 HKD
View
Price last confirmed 28 days ago
B
Retailer 14
-
HK$42,317 HKD
View
B
Retailer 15
-
HK$53,606 HKD
View
Most Expensive
NZ Jewellers
891b9216-6d5f-4369-b58f-a177430a820d · Sep 26
HK$55,858 HKD
$7,120 USD
View
Price last confirmed 40 days ago
15 more retailers have this diamond
Prices start from HK$23,693 HKDSave up to HK$29,914 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$23,693 HKD