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Radiant|Natural|GIA

1.00ct K SI2 Radiant Natural Diamond

EX • K/SI2 • GIA 6551749682

Certificate GIA 6551749682

Diamond specifications and retailer prices

From $1,392 SGD
As of November 6, 2026
Save $3,168 SGD (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,560 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551749682. Listed at 14 retailers as of November 5, 2026, with prices from $1,392 to $4,560, a $3,168 spread on the same certified stone. NZ Jewellers lists it at $4,560. 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
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551749682
Dimensions7.17 × 4.89 × 3.21 mm
L/W Ratio1.47
Girdle conditionPolished
Culet sizeNone
Key to symbols
Feather, Crystal, Pinpoint
Top View
7.17 mm4.89 mm1.00 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551749682
Side View
Table 67.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 65.5%

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: $4,560 SGD|Low: $1,392 SGD|High: $4,664 SGD|Avg: $2,245 SGD|-2.2%
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
November 7, 2026
Retailer 6$1,392 SGD
Retailer 12$1,639 SGD
Retailer 10$1,733 SGD
Retailer 9$1,870 SGD
Retailer 5$1,890 SGD
Retailer 13$1,956 SGD
Retailer 4$1,993 SGD
Retailer 7$2,043 SGD
Retailer 2$2,063 SGD
Retailer 3$2,157 SGD
Retailer 8$2,416 SGD
Retailer 11$3,266 SGD
NZ Jewellers$4,560 SGD

27 data points across 13 retailers

14 retailers$1,392 SGD to $4,560 SGD

A
Cheapest Retailer
-
$1,392 SGD
A
Retailer 2
-
$1,639 SGD
View
A
Retailer 3
-
$1,733 SGD
View
A
Retailer 4
-
$1,870 SGD
View
Retailer 5
-
$1,890 SGD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$1,956 SGD
View
A
Retailer 7
-
$1,993 SGD
View
A
Retailer 8
-
$2,043 SGD
View
B+
Retailer 9
-
$2,063 SGD
View
B+
Retailer 10
-
$2,157 SGD
View
Retailer 11
-
$2,304 SGD
View
Price last confirmed 62 days ago
B+
Retailer 12
-
$2,416 SGD
View
B
Retailer 13
-
$3,266 SGD
View
Most Expensive
B
NZ Jewellers
3cb63f75-0e16-4d84-870b-4af904ffe89a · Nov 5
$4,560 SGD
$3,558 USD
View
13 more retailers have this diamond
Prices start from $1,392 SGDSave up to $3,168 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
$1,392 SGD