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Round|Natural|GIA

1.50ct I I1 Round Natural Diamond

EX • I/I1 • GIA 1423644081

Certificate GIA 1423644081

Diamond specifications and retailer prices

From $4,927 SGD
HK$30,100 HKD
As of November 1, 2026
Save $6,249 SGD (56%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $11,176 SGD 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 I1 clarity (included), with a top-tier cut grade and certified by GIA 1423644081. Listed at 12 retailers as of November 1, 2026, with prices from $4,927 to $11,176, a $6,249 spread on the same certified stone. NZ Jewellers lists it at $11,176. 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
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1423644081
Dimensions7.31 × 7.21 × 4.56 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Indented Natural, Needle
Top View
7.31 mm7.21 mm1.50 ctI / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1423644081
Side View
Table 59.0%Crown 35.5°Girdle: THN-STKPavilion 41.2°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $11,176 SGD|Low: $4,878 SGD|High: $11,355 SGD|Avg: $6,895 SGD|-1.6%
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 1, 2026
Retailer 8$4,927 SGD
Retailer 13$5,040 SGD
Retailer 11$5,167 SGD
Retailer 6$5,364 SGD
Retailer 4$6,054 SGD
Retailer 12$6,054 SGD
Retailer 15$6,054 SGD
Retailer 9$6,791 SGD
Retailer 14$6,791 SGD
Retailer 3$6,985 SGD
Retailer 10$7,021 SGD
Retailer 2$7,529 SGD
Retailer 5$8,079 SGD
Retailer 7$9,622 SGD
NZ Jewellers$11,176 SGD

23 data points across 15 retailers

12 retailers$4,927 SGD to $11,176 SGD

B+
Cheapest Retailer
-
$4,927 SGD
HK$30,100 HKD
B+
Retailer 2
-
$5,040 SGD
$3,941 USD
View
B+
Retailer 3
-
$5,167 SGD
$4,040 USD
View
B+
Retailer 4
-
$6,054 SGD
$4,734 USD
View
B+
Retailer 5
-
$6,054 SGD
$4,734 USD
View
B+
Retailer 6
-
$6,054 SGD
$4,734 USD
View
B
Retailer 7
-
$6,791 SGD
$5,310 USD
View
B
Retailer 8
-
$6,791 SGD
$5,310 USD
View
B
Retailer 9
-
$6,985 SGD
$5,462 USD
View
B
Retailer 10
-
$7,021 SGD
$5,490 USD
View
B
Retailer 11
-
$7,529 SGD
€5,607 EUR
View
Most Expensive
C
NZ Jewellers
135e1e03-72ff-46f9-838e-96c2cde40d0b · Nov 2
$11,176 SGD
$8,739 USD
View
11 more retailers have this diamond
Prices start from $4,927 SGDSave up to $6,249 SGD

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.

B+
1.50ct Round
$4,927 SGD