Round|Natural|GIA

1.54ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 6435026100

Certificate GIA 6435026100

Diamond specifications and retailer prices

From $3,584 USD
As of November 4, 2026
Save $4,912 USD (58%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $8,496 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.54ct natural round diamond

This 1.54ct 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 6435026100. Listed at 17 retailers as of November 4, 2026, with prices from $3,584 to $8,496, a $4,912 spread on the same certified stone. NZ Jewellers lists it at $8,496. 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

1.54
Carat
J
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6435026100
Dimensions7.40 × 7.37 × 4.60 mm
L/W Ratio1.00
Top View
7.40 mm7.37 mm1.54 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6435026100
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.3%

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: Nov 4
Current: $8,496 USD|Low: $3,401 USD|High: $8,520 USD|Avg: $5,136 USD|-0.3%
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
November 5, 2026
Retailer 10$3,584 USD
Retailer 14$3,887 USD
Retailer 4$4,078 USD
Retailer 3$4,149 USD
Retailer 11$4,418 USD
Retailer 12$4,418 USD
Retailer 13$4,418 USD
Retailer 2$4,770 USD
Retailer 5$4,970 USD
Retailer 7$4,970 USD
Retailer 9$4,982 USD
Retailer 6$5,097 USD
Retailer 15$5,130 USD
Retailer 8$7,745 USD
NZ Jewellers$8,496 USD

41 data points across 15 retailers

17 retailers$3,584 USD to $8,496 USD

A
Cheapest Retailer
-
$3,584 USD
A
Retailer 2
-
$3,887 USD
View
B+
Retailer 3
-
$4,078 USD
View
Final sale: no returns
B+
Retailer 4
-
$4,149 USD
View
B+
Retailer 5
-
$4,418 USD
View
Retailer 6
-
$4,418 USD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$4,418 USD
View
Retailer 8
-
$4,531 USD
View
Price last confirmed 109 days ago
B+
Retailer 9
-
$4,770 USD
View
B+
Retailer 10
-
$4,970 USD
View
B+
Retailer 11
-
$4,970 USD
View
B+
Retailer 12
-
$4,982 USD
View
B+
Retailer 13
-
$5,097 USD
View
B
Retailer 14
-
$5,130 USD
View
Retailer 15
-
$5,400 USD
View
Price last confirmed 14 days ago
B
Retailer 16
-
$7,745 USD
View
Most Expensive
B
NZ Jewellers
84957cad-0ea8-4c10-a324-150d41ea0ade · Nov 5
$8,496 USD
View
16 more retailers have this diamond
Prices start from $3,584 USDSave up to $4,912 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
1.54ct Round
$3,584 USD