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Radiant|Natural|GIA

1.50ct I SI2 Radiant Natural Diamond

ID • I/SI2 • GIA 5241008507

Certificate GIA 5241008507

Diamond specifications and retailer prices

From HK$35,010 HKD
As of November 6, 2026
Save HK$40,966 HKD (54%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$75,976 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural radiant diamond

This 1.5ct natural radiant 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 stated by the retailer rather than the lab and certified by GIA 5241008507. Listed at 17 retailers as of November 5, 2026, with prices from HK$35,010 to HK$75,976, a HK$40,966 spread on the same certified stone. NZ Jewellers lists it at HK$75,976. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.83°
Pavilion angle53.91°
OriginNatural
Grading LabGIA
CertificateGIA 5241008507
Dimensions7.62 × 5.91 × 4.13 mm
L/W Ratio1.29
Culet sizeNone
Key to symbols
Feather
Top View
7.62 mm5.91 mm1.50 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5241008507
Side View
Table 67.0%Crown 36.83°Girdle: THN-STKPavilion 53.91°Culet: NoneDepth 69.8%

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$43,874 HKD|Low: HK$35,010 HKD|High: HK$67,731 HKD|Avg: HK$46,505 HKD|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 7, 2026
Retailer 6HK$35,010 HKD
Retailer 2HK$35,315 HKD
Retailer 7HK$41,930 HKD
Retailer 1HK$43,874 HKD
Retailer 3HK$44,070 HKD
Retailer 4HK$49,352 HKD
Retailer 5HK$66,743 HKD

29 data points across 7 retailers

17 retailersHK$35,010 HKD to HK$75,976 HKD

A
Cheapest Retailer
-
HK$35,010 HKD
A
Retailer 2
-
HK$35,315 HKD
View
A
Retailer 3
-
HK$38,435 HKD
View
A
Retailer 4
-
HK$39,618 HKD
View
Retailer 5
-
HK$39,885 HKD
View
Price last confirmed 11 days ago
B+
Retailer 6
-
HK$41,930 HKD
View
Final sale: no returns
B+
Retailer 7
-
HK$43,874 HKD
View
B+
Retailer 8
-
HK$44,070 HKD
View
B+
Retailer 9
-
HK$45,065 HKD
View
B+
Retailer 10
-
HK$45,426 HKD
View
Retailer 11
-
HK$45,426 HKD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
HK$45,426 HKD
View
B+
Retailer 13
-
HK$46,640 HKD
View
B+
Retailer 14
-
HK$49,352 HKD
View
B+
Retailer 15
-
HK$52,409 HKD
View
B
Retailer 16
-
HK$66,743 HKD
View
Most Expensive
B
NZ Jewellers
00fd1fdc-4ea6-46a2-8f59-2f80fa684701 · Nov 5
HK$75,976 HKD
$9,694 USD
View
16 more retailers have this diamond
Prices start from HK$35,010 HKDSave up to HK$40,966 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 Radiant
HK$35,010 HKD