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Round|Natural|GIA

1.54ct N SI1 Round Natural Diamond

EX • N/SI1 • GIA 6521942541

Certificate GIA 6521942541

Diamond specifications and retailer prices

From $3,437 SGD
As of November 5, 2026
Save $54 SGD (2%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $5,888 SGD at NZ Jewellers · As of October 20, 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 N colour (tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6521942541. Listed at 6 retailers as of November 5, 2026, with a relatively tight 2% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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
N
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6521942541
Dimensions7.32 × 7.34 × 4.54 mm
L/W Ratio1.00
Top View
7.32 mm7.34 mm1.54 ctN / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6521942541
Side View
Table 59.0%Crown 35°Girdle: Slightly ThickPavilion 40.6°CuletDepth 62.0%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $5,888 SGD|Low: $3,249 SGD|High: $5,888 SGD|Avg: $4,122 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 5, 2026
Retailer 4$3,249 SGD
Retailer 3$3,437 SGD
Retailer 2$3,491 SGD
Retailer 5$4,734 SGD
NZ Jewellers$5,888 SGD

24 data points across 5 retailers

6 retailers$3,437 SGD to $3,491 SGD

Retailer 1
-
$2,816 SGD
Price last confirmed 21 days ago
Retailer 2
-
$2,947 SGD
View
Price last confirmed 22 days ago
Retailer 3
-
$3,249 SGD
View
Price last confirmed 16 days ago
B+
Retailer 4
-
$3,437 SGD
View
B+
Retailer 5
-
$3,491 SGD
View
Most Expensive
NZ Jewellers
6a442681-4a5f-4d25-81c8-14e0904acf94 · Oct 20
$5,888 SGD
$4,610 USD
View
Price last confirmed 16 days ago
5 more retailers have this diamond
Prices start from $3,437 SGDSave up to $54 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.

B+
1.54ct Round
$3,437 SGD