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Round|Natural|GIA

1.50ct M SI2 Round Natural Diamond

EX • M/SI2 • GIA 1493259273

Certificate GIA 1493259273

Diamond specifications and retailer prices

From HK$13,902 HKD
As of November 5, 2026
Save HK$26,438 HKD (66%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$40,340 HKD at NZ Jewellers · As of November 5, 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 M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1493259273. Listed at 12 retailers as of November 5, 2026, with prices from HK$13,902 to HK$40,340, a HK$26,438 spread on the same certified stone. NZ Jewellers lists it at HK$40,340. 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
M
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1493259273
Dimensions7.35 × 7.38 × 4.45 mm
L/W Ratio1.00
Star length55%
Lower girdle75%
Culet sizeNone
Key to symbols
Crystal, Twinning Wisp, Feather, Cavity, Needle
Top View
7.35 mm7.38 mm1.50 ctM / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 1493259273
Side View
Table 61.0%Crown 35°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 60.4%

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 5
Current: HK$40,340 HKD|Low: HK$12,646 HKD|High: HK$40,340 HKD|Avg: HK$18,802 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
November 6, 2026
Retailer 5HK$13,902 HKD
Retailer 7HK$13,957 HKD
Retailer 3HK$17,424 HKD
Retailer 12HK$17,856 HKD
Retailer 9HK$19,291 HKD
Retailer 11HK$19,291 HKD
Retailer 10HK$20,186 HKD
Retailer 8HK$20,390 HKD
Retailer 6HK$21,292 HKD
Retailer 4HK$22,265 HKD
Retailer 2HK$25,466 HKD
NZ JewellersHK$40,340 HKD

41 data points across 12 retailers

12 retailersHK$13,902 HKD to HK$40,340 HKD

A
Cheapest Retailer
-
HK$13,902 HKD
A
Retailer 2
-
HK$13,957 HKD
View
B+
Retailer 3
-
HK$17,424 HKD
View
B+
Retailer 4
-
HK$17,856 HKD
View
B+
Retailer 5
-
HK$19,291 HKD
View
Retailer 6
-
HK$19,291 HKD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
HK$20,186 HKD
View
B+
Retailer 8
-
HK$20,390 HKD
View
B+
Retailer 9
-
HK$21,292 HKD
View
B+
Retailer 10
-
HK$22,265 HKD
View
B
Retailer 11
-
HK$25,466 HKD
View
Most Expensive
C
NZ Jewellers
76efc528-bf8a-47eb-9347-ac5303557ee5 · Nov 5
HK$40,340 HKD
$5,142 USD
View
11 more retailers have this diamond
Prices start from HK$13,902 HKDSave up to HK$26,438 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$13,902 HKD