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Radiant|Natural|GIA

1.54ct F SI1 Radiant Natural Diamond

EX • F/SI1 • GIA 6515161105

Certificate GIA 6515161105

Diamond specifications and retailer prices

From $7,018 SGD
As of November 6, 2026
Save $9,207 SGD (57%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $16,225 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.54ct natural radiant diamond

This 1.54ct natural radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6515161105. Listed at 17 retailers as of November 5, 2026, with prices from $7,018 to $16,225, a $9,207 spread on the same certified stone. NZ Jewellers lists it at $16,225. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6515161105
Dimensions6.88 × 5.92 × 4.14 mm
L/W Ratio1.16
Top View
6.88 mm5.92 mm1.54 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6515161105
Side View
Table 65.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 69.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $16,225 SGD|Low: $7,018 SGD|High: $16,943 SGD|Avg: $9,843 SGD|-4.2%
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
Retailer 17
November 7, 2026
Retailer 7$7,018 SGD
Retailer 5$7,337 SGD
Retailer 6$7,665 SGD
Retailer 3$7,747 SGD
Retailer 4$8,111 SGD
Retailer 14$8,113 SGD
Retailer 15$8,145 SGD
Retailer 17$8,788 SGD
Retailer 16$8,924 SGD
Retailer 10$9,026 SGD
Retailer 2$9,056 SGD
Retailer 8$9,766 SGD
Retailer 13$10,140 SGD
Retailer 9$11,161 SGD
Retailer 11$11,836 SGD
Retailer 12$13,482 SGD
NZ Jewellers$16,225 SGD

35 data points across 17 retailers

17 retailers$7,018 SGD to $16,225 SGD

A
Cheapest Retailer
-
$7,018 SGD
Retailer 2
-
$7,337 SGD
View
Price last confirmed 10 days ago
A
Retailer 3
-
$7,665 SGD
View
A
Retailer 4
-
$7,747 SGD
View
A
Retailer 5
-
$8,111 SGD
View
Final sale: no returns
Retailer 6
-
$8,113 SGD
View
Price last confirmed 9 days ago
A
Retailer 7
-
$8,145 SGD
View
A
Retailer 8
-
$8,788 SGD
View
B+
Retailer 9
-
$8,924 SGD
View
A
Retailer 10
-
$9,026 SGD
View
A
Retailer 11
-
$9,056 SGD
View
Retailer 12
-
$9,766 SGD
View
Price last confirmed 16 days ago
B+
Retailer 13
-
$10,140 SGD
View
Retailer 14
-
$11,161 SGD
View
Price last confirmed 24 days ago
B+
Retailer 15
-
$11,836 SGD
View
B+
Retailer 16
-
$13,482 SGD
View
Most Expensive
B
NZ Jewellers
5547475d-b805-4045-b9f2-47d17f6e9e3f · Nov 5
$16,225 SGD
$12,660 USD
View
16 more retailers have this diamond
Prices start from $7,018 SGDSave up to $9,207 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 Radiant
$7,018 SGD