Round|Natural|GIA

1.50ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 7542072178

Certificate GIA 7542072178

Diamond specifications and retailer prices

From $2,984 USD
₹284,223 INR
As of October 30, 2026
Save $849 USD (22%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $3,834 USD at GemTrove · As of October 31, 2026
View at GemTrove

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7542072178. Listed at 7 retailers as of October 30, 2026, with prices from $2,984 to $3,834, a $849 spread on the same certified stone. GemTrove lists it at $3,834. 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
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7542072178
Dimensions7.25 × 7.31 × 4.61 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Feather, Indented Natural
Top View
7.25 mm7.31 mm1.50 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7542072178
Side View
Table 56.0%Crown 36.5°Girdle: MediumPavilion 41°Culet: NoneDepth 63.3%

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: Oct 30
Current: $3,834 USD|Low: $2,966 USD|High: $4,244 USD|Avg: $3,565 USD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 2$2,984 USD
Retailer 3$2,997 USD
Retailer 4$3,053 USD
Retailer 6$3,505 USD
Retailer 5$3,573 USD
GemTrove$3,834 USD
Retailer 7$4,244 USD

44 data points across 7 retailers

7 retailers$2,984 USD to $3,834 USD

A
Cheapest Retailer
-
$2,984 USD
₹284,223 INR
A
Retailer 2
-
$2,997 USD
View
A
Retailer 3
-
$3,053 USD
View
Final sale: no returns
A
Retailer 4
-
$3,505 USD
SGD 4,737 SGD
View
B+
Retailer 5
-
$3,573 USD
View
B+
Retailer 6
-
$3,758 USD
A$5,782 AUD
View
Most Expensive
B+
GemTrove
GT-N-01366139-98 · Oct 31
$3,834 USD
A$5,898 AUD
View
6 more retailers have this diamond
Prices start from $2,984 USDSave up to $849 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
$2,984 USD