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Round|Natural|GIA

1.50ct I IF Round Natural Diamond

EX • I/IF • GIA 3555987080

Certificate GIA 3555987080

Diamond specifications and retailer prices

From HK$56,760 HKD
As of November 5, 2026
Save HK$14,310 HKD (20%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$74,992 HKD at Blue Nile · As of October 20, 2026
View at Blue Nile

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 3555987080. Listed at 6 retailers as of November 5, 2026, with a 25% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 3555987080
Dimensions7.24 × 7.30 × 4.56 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.24 mm7.30 mm1.50 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3555987080
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.7%

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$74,992 HKD|Low: HK$56,760 HKD|High: HK$79,346 HKD|Avg: HK$66,445 HKD|-5.5%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 2HK$56,760 HKD
Retailer 5HK$60,659 HKD
Retailer 4HK$64,393 HKD
Retailer 3HK$65,649 HKD
Retailer 6HK$71,070 HKD
Blue NileHK$74,992 HKD

45 data points across 6 retailers

6 retailersHK$56,760 HKD to HK$71,070 HKD

A
Cheapest Retailer
-
HK$56,760 HKD
Retailer 2
-
HK$60,659 HKD
View
Price last confirmed 25 days ago
Retailer 3
-
HK$64,393 HKD
View
Price last confirmed 17 days ago
Retailer 4
-
HK$65,649 HKD
View
Price last confirmed 17 days ago
B+
Retailer 5
-
HK$71,070 HKD
View
Most Expensive
Blue Nile
29979868 · Oct 20
HK$74,992 HKD
$9,559 USD
View
Price last confirmed 16 days ago
5 more retailers have this diamond
Prices start from HK$56,760 HKDSave up to HK$14,310 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$56,760 HKD