Round|Natural|GIA

1.50ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 6532007868

Certificate GIA 6532007868

Diamond specifications and retailer prices

From $4,900 USD
As of November 1, 2026
Save $5,999 USD (55%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $10,899 USD 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6532007868. Listed at 26 retailers as of November 1, 2026, with prices from $4,900 to $10,899, a $5,999 spread on the same certified stone. NZ Jewellers lists it at $10,899. 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
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6532007868
Dimensions7.26 × 7.32 × 4.58 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
7.26 mm7.32 mm1.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6532007868
Side View
Table 58.0%Crown 35°Girdle: Medium to Slightly ThickPavilion 41.6°Culet: NoneDepth 62.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $10,899 USD|Low: $4,900 USD|High: $10,899 USD|Avg: $6,338 USD
NZ Jewellers
Retailer 2
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Retailer 19
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Retailer 24
Retailer 25
November 6, 2026
Retailer 3$4,900 USD
Retailer 6$4,968 USD
Retailer 7$5,005 USD
Retailer 12$5,149 USD
Retailer 2$5,151 USD
Retailer 8$5,216 USD
Retailer 14$5,449 USD
Retailer 25$5,510 USD
Retailer 18$5,697 USD
Retailer 15$5,786 USD
Retailer 9$5,825 USD
Retailer 4$5,904 USD
Retailer 5$5,904 USD
Retailer 10$5,904 USD
Retailer 24$6,010 USD
Retailer 19$6,148 USD
Retailer 17$6,453 USD
Retailer 13$6,666 USD
Retailer 11$6,812 USD
Retailer 20$6,942 USD
Retailer 16$7,185 USD
Retailer 21$7,951 USD
Retailer 23$9,444 USD
Retailer 22$9,575 USD
NZ Jewellers$10,899 USD

29 data points across 25 retailers

26 retailers$4,900 USD to $10,899 USD

A
Cheapest Retailer
-
$4,900 USD
A
Retailer 2
-
$4,968 USD
View
A
Retailer 3
-
$5,005 USD
View
A
Retailer 4
-
$5,149 USD
View
A
Retailer 5
-
$5,151 USD
View
A
Retailer 6
-
$5,216 USD
View
B+
Retailer 7
-
$5,449 USD
View
Final sale: no returns
B+
Retailer 8
-
$5,510 USD
View
B+
Retailer 9
-
$5,697 USD
View
B+
Retailer 10
-
$5,786 USD
View
B+
Retailer 11
-
$5,825 USD
View
B+
Retailer 12
-
$5,904 USD
View
Retailer 13
-
$5,904 USD
View
Price last confirmed 8 days ago
B+
Retailer 14
-
$5,904 USD
View
B+
Retailer 15
-
$6,010 USD
View
B+
Retailer 16
-
$6,148 USD
View
Retailer 17
-
$6,237 USD
View
Price last confirmed 33 days ago
B+
Retailer 18
-
$6,453 USD
View
B+
Retailer 19
-
$6,666 USD
View
B+
Retailer 20
-
$6,812 USD
View
B+
Retailer 21
-
$6,942 USD
View
Retailer 22
-
$7,185 USD
View
Price last confirmed 14 days ago
B+
Retailer 23
-
$7,951 USD
View
B
Retailer 24
-
$9,444 USD
View
B
Retailer 25
-
$9,575 USD
View
Most Expensive
B
NZ Jewellers
f32ba4af-7690-4b3f-bc30-144d71be6371 · Nov 5
$10,899 USD
View
25 more retailers have this diamond
Prices start from $4,900 USDSave up to $5,999 USD

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
$4,900 USD