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Radiant|Natural|GIA

1.30ct F SI2 Radiant Natural Diamond

EX • F/SI2 • GIA 6551414723

Certificate GIA 6551414723

Diamond specifications and retailer prices

From $4,256 SGD
As of November 7, 2026
Save $3,274 SGD (43%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $7,531 SGD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.3ct natural radiant diamond

This 1.3ct natural radiant sits in the one-and-a-quarter to one-and-a-half 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 6551414723. Listed at 6 retailers as of November 3, 2026, with prices from $4,256 to $7,531, a $3,274 spread on the same certified stone. NZ Jewellers lists it at $7,531. 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

1.30
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
Crown angle49.67°
Pavilion angle36.7°
OriginNatural
Grading LabGIA
CertificateGIA 6551414723
Dimensions7.18 × 5.51 × 3.73 mm
L/W Ratio1.30
Girdle conditionVery Thick
Key to symbols
Twinning Wisp, Feather
Top View
7.18 mm5.51 mm1.30 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 6551414723
Side View
Table 70.0%Crown 49.67°Girdle: THK-VTKPavilion 36.7°Culet: NoneDepth 67.7%

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 7
Current: $7,531 SGD|Low: $4,256 SGD|High: $7,605 SGD|Avg: $5,406 SGD|-1.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 7, 2026
Retailer 2$4,256 SGD
Retailer 5$4,322 SGD
Retailer 4$4,466 SGD
Retailer 6$4,513 SGD
Retailer 7$5,012 SGD
Retailer 3$7,154 SGD
NZ Jewellers$7,531 SGD

30 data points across 7 retailers

6 retailers$4,256 SGD to $7,531 SGD

A
Cheapest Retailer
-
$4,256 SGD
A
Retailer 2
-
$4,322 SGD
View
A
Retailer 3
-
$4,466 SGD
View
A
Retailer 4
-
$4,513 SGD
View
B
Retailer 5
-
$7,154 SGD
View
Most Expensive
B
NZ Jewellers
7d059db2-dd94-43ab-8a47-6ab0e543c55d · Nov 3
$7,531 SGD
$5,876 USD
View
5 more retailers have this diamond
Prices start from $4,256 SGDSave up to $3,274 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
1.30ct Radiant
$4,256 SGD