Round|Natural|GIA

1.50ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 6552743522

Certificate GIA 6552743522

Diamond specifications and retailer prices

From $5,130 USD
As of November 4, 2026
Save $5,762 USD (53%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $10,892 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552743522. Listed at 20 retailers as of November 4, 2026, with prices from $5,130 to $10,892, a $5,762 spread on the same certified stone. NZ Jewellers lists it at $10,892. 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
H
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6552743522
Dimensions7.26 × 7.29 × 4.57 mm
L/W Ratio1.00
Culet sizeNone
Top View
7.26 mm7.29 mm1.50 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552743522
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°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 4
Current: $10,892 USD|Low: $4,980 USD|High: $10,892 USD|Avg: $7,087 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
November 6, 2026
Retailer 9$5,130 USD
Retailer 5$5,145 USD
Retailer 4$5,446 USD
Retailer 11$5,900 USD
Retailer 12$5,900 USD
Retailer 13$5,900 USD
Retailer 6$6,144 USD
Retailer 3$6,807 USD
Retailer 7$7,060 USD
Retailer 2$7,822 USD
Retailer 8$9,568 USD
Retailer 10$10,064 USD
NZ Jewellers$10,892 USD

31 data points across 13 retailers

20 retailers$5,130 USD to $10,892 USD

A
Cheapest Retailer
-
$5,130 USD
A
Retailer 2
-
$5,145 USD
View
A
Retailer 3
-
$5,272 USD
View
B+
Retailer 4
-
$5,446 USD
View
Final sale: no returns
B+
Retailer 5
-
$5,821 USD
View
B+
Retailer 6
-
$5,900 USD
View
Retailer 7
-
$5,900 USD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$5,900 USD
View
B+
Retailer 9
-
$5,924 USD
View
B+
Retailer 10
-
$6,144 USD
View
B+
Retailer 11
-
$6,320 USD
View
B+
Retailer 12
-
$6,320 USD
View
B+
Retailer 13
-
$6,530 USD
View
B+
Retailer 14
-
$6,807 USD
View
B+
Retailer 15
-
$7,060 USD
View
Retailer 16
-
$7,179 USD
View
Price last confirmed 22 days ago
B+
Retailer 17
-
$7,822 USD
View
B
Retailer 18
-
$9,568 USD
View
Retailer 19
-
$10,064 USD
View
Price last confirmed 9 days ago
Most Expensive
B
NZ Jewellers
4bea73fb-c863-4f00-beb2-34066a12b955 · Nov 5
$10,892 USD
View
19 more retailers have this diamond
Prices start from $5,130 USDSave up to $5,762 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
$5,130 USD