Round|Natural|GIA

1.50ct J SI1 Round Natural Diamond

VG • J/SI1 • GIA 2537839680

Certificate GIA 2537839680

Diamond specifications and retailer prices

From $3,213 USD
HK$25,100 HKD
As of October 31, 2026
Save $4,341 USD (57%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $7,554 USD at NZ Jewellers · As of October 30, 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 SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 2537839680. Listed at 20 retailers as of October 30, 2026, with prices from $3,213 to $7,554, a $4,341 spread on the same certified stone. NZ Jewellers lists it at $7,554. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.50
Carat
J
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceMedium
Crown angle38°
Pavilion angle40°
OriginNatural
Grading LabGIA
CertificateGIA 2537839680
Dimensions7.13 × 7.03 × 4.58 mm
L/W Ratio1.01
Top View
7.13 mm7.03 mm1.50 ctJ / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2537839680
Side View
Table 56.0%Crown 38°Girdle: ThickPavilion 40°Culet: NoneDepth 64.7%

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 31
Current: $7,554 USD|Low: $3,174 USD|High: $7,554 USD|Avg: $4,750 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
October 31, 2026
Retailer 9$3,213 USD
Retailer 13$3,548 USD
Retailer 15$3,760 USD
Retailer 3$4,002 USD
Retailer 16$4,003 USD
Retailer 10$4,132 USD
Retailer 5$4,336 USD
Retailer 6$4,336 USD
Retailer 8$4,346 USD
Retailer 4$4,625 USD
Retailer 11$4,907 USD
Retailer 14$4,915 USD
Retailer 7$5,003 USD
Retailer 2$5,330 USD
Retailer 12$6,943 USD
NZ Jewellers$7,554 USD

41 data points across 16 retailers

20 retailers$3,213 USD to $7,554 USD

A
Cheapest Retailer
-
$3,213 USD
HK$25,100 HKD
B+
Retailer 2
-
$3,548 USD
View
B+
Retailer 3
-
$3,760 USD
View
B+
Retailer 4
-
$3,815 USD
View
B+
Retailer 5
-
$4,002 USD
View
Final sale: no returns
B+
Retailer 6
-
$4,003 USD
SGD 5,409 SGD
View
B+
Retailer 7
-
$4,043 USD
SGD 5,463 SGD
View
B+
Retailer 8
-
$4,132 USD
£3,253 GBP
View
B+
Retailer 9
-
$4,336 USD
View
B+
Retailer 10
-
$4,336 USD
View
B+
Retailer 11
-
$4,346 USD
View
B+
Retailer 12
-
$4,350 USD
View
Retailer 13
-
$4,625 USD
A$7,115 AUD
View
Price last confirmed 22 days ago
B
Retailer 14
-
$4,907 USD
€4,673 EUR
View
B
Retailer 15
-
$4,915 USD
£3,870 GBP
View
B
Retailer 16
-
$5,003 USD
View
B
Retailer 17
-
$5,330 USD
ZAR 86,105 ZAR
View
B
Retailer 18
-
$6,163 USD
View
B
Retailer 19
-
$6,943 USD
£5,467 GBP
View
Most Expensive
C
NZ Jewellers
92a0c04c-1f2f-4945-a9e1-6f9b170ec050 · Oct 30
$7,554 USD
View
19 more retailers have this diamond
Prices start from $3,213 USDSave up to $4,341 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
$3,213 USD