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Round|Natural|GIA

1.54ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 6435026100

Certificate GIA 6435026100

Diamond specifications and retailer prices

From $4,578 SGD
As of November 4, 2026
Save $6,274 SGD (58%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $10,852 SGD 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 $4,578 to $10,852, a $6,274 spread on the same certified stone. NZ Jewellers lists it at $10,852. 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
Colour
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: $10,852 SGD|Low: $4,344 SGD|High: $10,883 SGD|Avg: $6,560 SGD|-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$4,578 SGD
Retailer 14$4,965 SGD
Retailer 4$5,209 SGD
Retailer 3$5,300 SGD
Retailer 11$5,643 SGD
Retailer 12$5,643 SGD
Retailer 13$5,643 SGD
Retailer 2$6,093 SGD
Retailer 5$6,348 SGD
Retailer 7$6,348 SGD
Retailer 9$6,364 SGD
Retailer 6$6,510 SGD
Retailer 15$6,553 SGD
Retailer 8$9,893 SGD
NZ Jewellers$10,852 SGD

41 data points across 15 retailers

17 retailers$4,578 SGD to $10,852 SGD

A
Cheapest Retailer
-
$4,578 SGD
A
Retailer 2
-
$4,965 SGD
View
B+
Retailer 3
-
$5,209 SGD
View
Final sale: no returns
B+
Retailer 4
-
$5,300 SGD
View
B+
Retailer 5
-
$5,643 SGD
View
Retailer 6
-
$5,643 SGD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$5,643 SGD
View
Retailer 8
-
$5,787 SGD
View
Price last confirmed 109 days ago
B+
Retailer 9
-
$6,093 SGD
View
B+
Retailer 10
-
$6,348 SGD
View
B+
Retailer 11
-
$6,348 SGD
View
B+
Retailer 12
-
$6,364 SGD
View
B+
Retailer 13
-
$6,510 SGD
View
B
Retailer 14
-
$6,553 SGD
View
Retailer 15
-
$6,897 SGD
View
Price last confirmed 14 days ago
B
Retailer 16
-
$9,893 SGD
View
Most Expensive
B
NZ Jewellers
84957cad-0ea8-4c10-a324-150d41ea0ade · Nov 5
$10,852 SGD
$8,496 USD
View
16 more retailers have this diamond
Prices start from $4,578 SGDSave up to $6,274 SGD

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
$4,578 SGD