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Round|Natural|GIA

1.50ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 7556903212

Certificate GIA 7556903212

Diamond specifications and retailer prices

From HK$36,366 HKD
As of November 1, 2026
Save HK$44,328 HKD (55%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: HK$80,694 HKD at NZ Jewellers · As of November 2, 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7556903212. Listed at 27 retailers as of November 1, 2026, with prices from HK$36,366 to HK$80,694, a HK$44,328 spread on the same certified stone. NZ Jewellers lists it at HK$80,694. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7556903212
Dimensions7.20 × 7.27 × 4.60 mm
L/W Ratio1.01
Star length50%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Needle, Natural
Top View
7.20 mm7.27 mm1.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7556903212
Side View
Table 55.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.5%

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$80,694 HKD|Low: HK$36,366 HKD|High: HK$80,694 HKD|Avg: HK$47,858 HKD|+4.1%
NZ Jewellers
Retailer 2
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Retailer 21
Retailer 22
Retailer 23
Retailer 24
Retailer 25
Retailer 26
Retailer 27
November 5, 2026
Retailer 26HK$36,366 HKD
Retailer 5HK$36,930 HKD
Retailer 7HK$37,055 HKD
Retailer 12HK$38,121 HKD
Retailer 24HK$38,137 HKD
Retailer 8HK$38,607 HKD
Retailer 14HK$40,347 HKD
Retailer 25HK$40,872 HKD
Retailer 18HK$42,251 HKD
Retailer 15HK$42,918 HKD
Retailer 9HK$43,184 HKD
Retailer 3HK$43,709 HKD
Retailer 10HK$43,709 HKD
Retailer 27HK$43,709 HKD
Retailer 16HK$44,117 HKD
Retailer 6HK$44,485 HKD
Retailer 13HK$45,527 HKD
Retailer 19HK$46,680 HKD
Retailer 20HK$47,808 HKD
Retailer 17HK$47,863 HKD
Retailer 21HK$49,619 HKD
Retailer 11HK$50,434 HKD
Retailer 2HK$51,484 HKD
Retailer 23HK$59,274 HKD
Retailer 4HK$69,902 HKD
Retailer 22HK$71,085 HKD
NZ JewellersHK$80,694 HKD

32 data points across 27 retailers

27 retailersHK$36,366 HKD to HK$80,694 HKD

A
Cheapest Retailer
-
HK$36,366 HKD
A
Retailer 2
-
HK$36,930 HKD
View
A
Retailer 3
-
HK$37,055 HKD
View
A
Retailer 4
-
HK$38,121 HKD
View
A
Retailer 5
-
HK$38,137 HKD
View
A
Retailer 6
-
HK$38,607 HKD
View
A
Retailer 7
-
HK$40,347 HKD
View
Final sale: no returns
A
Retailer 8
-
HK$40,872 HKD
View
B+
Retailer 9
-
HK$42,251 HKD
View
B+
Retailer 10
-
HK$42,918 HKD
View
B+
Retailer 11
-
HK$43,184 HKD
View
B+
Retailer 12
-
HK$43,709 HKD
View
B+
Retailer 13
-
HK$43,709 HKD
View
Retailer 14
-
HK$43,709 HKD
View
Price last confirmed 8 days ago
Retailer 15
-
HK$44,117 HKD
View
Price last confirmed 22 days ago
B+
Retailer 16
-
HK$44,485 HKD
View
B+
Retailer 17
-
HK$45,527 HKD
View
Retailer 18
-
HK$46,680 HKD
View
Price last confirmed 33 days ago
Retailer 19
-
HK$47,808 HKD
View
Price last confirmed 31 days ago
B+
Retailer 20
-
HK$47,863 HKD
View
B+
Retailer 21
-
HK$49,619 HKD
View
B+
Retailer 22
-
HK$50,434 HKD
View
B+
Retailer 23
-
HK$51,484 HKD
View
B
Retailer 24
-
HK$59,274 HKD
View
B
Retailer 25
-
HK$69,902 HKD
View
B
Retailer 26
-
HK$71,085 HKD
View
Most Expensive
B
NZ Jewellers
bbbb6167-a518-4cac-a81f-c7adbe5a2fe3 · Nov 2
HK$80,694 HKD
$10,296 USD
View
26 more retailers have this diamond
Prices start from HK$36,366 HKDSave up to HK$44,328 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$36,366 HKD