Round|Natural|GIA

1.50ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 7432037233

Certificate GIA 7432037233

Diamond specifications and retailer prices

From $3,963 USD
As of November 6, 2026
Save $5,146 USD (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $9,109 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7432037233. Listed at 19 retailers as of November 5, 2026, with prices from $3,963 to $9,109, a $5,146 spread on the same certified stone. NZ Jewellers lists it at $9,109. 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
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7432037233
Dimensions7.30 × 7.26 × 4.57 mm
L/W Ratio1.01
Top View
7.30 mm7.26 mm1.50 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7432037233
Side View
Table 57.0%Crown 36.5°Girdle: THN-STKPavilion 41°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
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 6
Current: $9,109 USD|Low: $3,942 USD|High: $9,192 USD|Avg: $5,836 USD
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
Retailer 16
Retailer 17
Retailer 18
November 6, 2026
Retailer 2$3,963 USD
Retailer 16$3,980 USD
Retailer 6$4,608 USD
Retailer 4$4,633 USD
Retailer 10$5,010 USD
Retailer 9$5,057 USD
Retailer 17$5,100 USD
Retailer 12$5,227 USD
Retailer 3$5,446 USD
Retailer 5$5,446 USD
Retailer 18$5,600 USD
Retailer 14$5,611 USD
Retailer 7$5,700 USD
Retailer 11$5,930 USD
Retailer 8$6,284 USD
Retailer 13$6,645 USD
Retailer 15$8,674 USD
NZ Jewellers$9,109 USD

26 data points across 18 retailers

19 retailers$3,963 USD to $9,109 USD

A
Cheapest Retailer
-
$3,963 USD
B+
Retailer 2
-
$3,980 USD
View
B+
Retailer 3
-
$4,608 USD
View
B+
Retailer 4
-
$4,633 USD
View
Retailer 5
-
$5,010 USD
View
Price last confirmed 12 days ago
Retailer 6
-
$5,057 USD
View
Price last confirmed 10 days ago
B
Retailer 7
-
$5,100 USD
View
B+
Retailer 8
-
$5,227 USD
View
B
Retailer 9
-
$5,446 USD
View
B
Retailer 10
-
$5,446 USD
View
B
Retailer 11
-
$5,600 USD
View
B+
Retailer 12
-
$5,611 USD
View
B
Retailer 13
-
$5,700 USD
View
B+
Retailer 14
-
$5,930 USD
View
B
Retailer 15
-
$6,284 USD
View
B
Retailer 16
-
$6,645 USD
View
B
Retailer 17
-
$7,378 USD
View
B
Retailer 18
-
$8,674 USD
View
Most Expensive
B
NZ Jewellers
484aa175-a8e2-4067-b78c-dfe03a6486e4 · Nov 5
$9,109 USD
View
18 more retailers have this diamond
Prices start from $3,963 USDSave up to $5,146 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
$3,963 USD