Round|Natural|GIA

1.50ct J I1 Round Natural Diamond

EX • J/I1 • GIA 5436579927

Certificate GIA 5436579927

Diamond specifications and retailer prices

From $3,121 USD
₹297,229 INR
As of November 1, 2026
Save $1,531 USD (33%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $7,160 USD at NZ Jewellers · As of October 23, 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 J colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 5436579927. Listed at 9 retailers as of October 30, 2026, with a 49% 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
J
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5436579927
Dimensions7.24 × 7.31 × 4.55 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
7.24 mm7.31 mm1.50 ctJ / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5436579927
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.6%

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 1
Current: $7,160 USD|Low: $3,114 USD|High: $7,160 USD|Avg: $4,501 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 2$3,121 USD
Retailer 6$3,655 USD
Retailer 4$4,110 USD
Retailer 5$4,110 USD
Retailer 7$4,110 USD
Retailer 3$4,652 USD
Retailer 8$4,742 USD
Retailer 9$4,890 USD
NZ Jewellers$7,160 USD

44 data points across 9 retailers

9 retailers$3,121 USD to $4,652 USD

A
Cheapest Retailer
-
$3,121 USD
₹297,229 INR
B+
Retailer 2
-
$3,616 USD
View
B+
Retailer 3
-
$3,655 USD
View
Retailer 4
-
$4,110 USD
View
Price last confirmed 10 days ago
Retailer 5
-
$4,110 USD
View
Price last confirmed 8 days ago
Retailer 6
-
$4,110 USD
View
Price last confirmed 10 days ago
B
Retailer 7
-
$4,652 USD
€4,430 EUR
View
Retailer 8
-
$4,742 USD
View
Price last confirmed 9 days ago
Most Expensive
NZ Jewellers
242e0e5b-d7e2-45f1-879e-6f38aac3afe4 · Oct 23
$7,160 USD
View
Price last confirmed 9 days ago
8 more retailers have this diamond
Prices start from $3,121 USDSave up to $1,531 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
$3,121 USD