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Round|Natural|GIA

1.50ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 5503219397

Certificate GIA 5503219397

Diamond specifications and retailer prices

From $6,950 AUD
As of November 1, 2026
Save $8,220 AUD (54%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $15,169 AUD 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5503219397. Listed at 19 retailers as of November 1, 2026, with prices from $6,950 to $15,169, a $8,220 spread on the same certified stone. NZ Jewellers lists it at $15,169. 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
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5503219397
Dimensions7.47 × 7.42 × 4.44 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
7.47 mm7.42 mm1.50 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5503219397
Side View
Table 59.0%Crown 32°Girdle: MED-STKPavilion 41°Culet: NoneDepth 59.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $15,169 AUD|Low: $6,320 AUD|High: $15,169 AUD|Avg: $9,615 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 6$6,950 AUD
Retailer 7$7,584 AUD
Retailer 8$8,217 AUD
Retailer 10$8,217 AUD
Retailer 11$8,217 AUD
Retailer 4$8,557 AUD
Retailer 2$9,317 AUD
Retailer 9$9,481 AUD
Retailer 3$10,001 AUD
Retailer 5$13,325 AUD
NZ Jewellers$15,169 AUD

41 data points across 11 retailers

19 retailers$6,950 AUD to $15,169 AUD

B+
Cheapest Retailer
-
$6,950 AUD
B+
Retailer 2
-
$6,965 AUD
View
B+
Retailer 3
-
$7,165 AUD
View
B
Retailer 4
-
$7,584 AUD
View
Final sale: no returns
B
Retailer 5
-
$7,647 AUD
View
B
Retailer 6
-
$7,648 AUD
View
B
Retailer 7
-
$8,217 AUD
View
Retailer 8
-
$8,217 AUD
View
Price last confirmed 8 days ago
B
Retailer 9
-
$8,217 AUD
View
B
Retailer 10
-
$8,557 AUD
View
B
Retailer 11
-
$8,662 AUD
View
B
Retailer 12
-
$9,171 AUD
View
B
Retailer 13
-
$9,171 AUD
View
B
Retailer 14
-
$9,317 AUD
View
B
Retailer 15
-
$9,471 AUD
View
B
Retailer 16
-
$9,481 AUD
View
Retailer 17
-
$10,001 AUD
View
Price last confirmed 14 days ago
B
Retailer 18
-
$13,325 AUD
View
Most Expensive
B
NZ Jewellers
56214608-346b-49f2-9107-0c6052c58516 · Nov 5
$15,169 AUD
$10,619 USD
View
18 more retailers have this diamond
Prices start from $6,950 AUDSave up to $8,220 AUD

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.

B+
1.50ct Round
$6,950 AUD