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Radiant|Natural|GIA

1.00ct F SI2 Radiant Natural Diamond

EX • F/SI2 • GIA 2557479858

Certificate GIA 2557479858

Diamond specifications and retailer prices

From $1,929 SGD
As of November 6, 2026
Save $3,535 SGD (65%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,463 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural radiant diamond

This 1ct natural radiant sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2557479858. Listed at 16 retailers as of November 5, 2026, with prices from $1,929 to $5,463, a $3,535 spread on the same certified stone. NZ Jewellers lists it at $5,463. 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

1.00
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557479858
Dimensions7.09 × 4.98 × 3.28 mm
L/W Ratio1.42
Girdle conditionPolished
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal
Top View
7.09 mm4.98 mm1.00 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557479858
Side View
Table 68.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 65.8%

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: $5,463 SGD|Low: $1,857 SGD|High: $6,208 SGD|Avg: $2,880 SGD|-12.0%
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
November 7, 2026
Retailer 14$1,929 SGD
Retailer 11$2,044 SGD
Retailer 12$2,272 SGD
Retailer 5$2,361 SGD
Retailer 8$2,512 SGD
Retailer 7$2,514 SGD
Retailer 4$2,613 SGD
Retailer 10$2,711 SGD
Retailer 6$2,750 SGD
Retailer 15$2,790 SGD
Retailer 9$2,813 SGD
Retailer 13$2,858 SGD
Retailer 3$2,990 SGD
Retailer 16$3,298 SGD
Retailer 2$4,514 SGD
NZ Jewellers$5,463 SGD

17 data points across 16 retailers

16 retailers$1,929 SGD to $5,463 SGD

A
Cheapest Retailer
-
$1,929 SGD
A
Retailer 2
-
$2,044 SGD
View
Final sale: no returns
A
Retailer 3
-
$2,272 SGD
View
A
Retailer 4
-
$2,361 SGD
View
Retailer 5
-
$2,512 SGD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$2,514 SGD
View
A
Retailer 7
-
$2,613 SGD
View
A
Retailer 8
-
$2,711 SGD
View
A
Retailer 9
-
$2,750 SGD
View
A
Retailer 10
-
$2,790 SGD
View
A
Retailer 11
-
$2,813 SGD
View
A
Retailer 12
-
$2,858 SGD
View
B+
Retailer 13
-
$2,990 SGD
View
B+
Retailer 14
-
$3,298 SGD
View
B
Retailer 15
-
$4,514 SGD
View
Most Expensive
B
NZ Jewellers
2db744c4-c172-46a7-9a23-fc5b2f7e414a · Nov 5
$5,463 SGD
$4,263 USD
View
15 more retailers have this diamond
Prices start from $1,929 SGDSave up to $3,535 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
1.00ct Radiant
$1,929 SGD