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Round|Natural|GIA

1.30ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 1558914332

Certificate GIA 1558914332

Diamond specifications and retailer prices

From $3,559 SGD
As of November 6, 2026
Save $4,302 SGD (55%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $8,830 SGD at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.3ct natural round diamond

This 1.3ct natural round 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 and certified by GIA 1558914332. Listed at 20 retailers as of November 6, 2026, with a 121% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1558914332
Dimensions6.92 × 6.96 × 4.37 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
6.92 mm6.96 mm1.30 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1558914332
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.9%

Caratlytics Score

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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: $8,830 SGD|Low: $3,559 SGD|High: $8,854 SGD|Avg: $5,478 SGD|+2.6%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 10$3,559 SGD
Retailer 3$3,690 SGD
Retailer 9$4,158 SGD
Retailer 4$4,301 SGD
Retailer 2$4,339 SGD
Retailer 6$4,861 SGD
Retailer 8$4,959 SGD
Retailer 7$5,521 SGD
Retailer 5$7,861 SGD
Queensmith$8,830 SGD

26 data points across 10 retailers

20 retailers$3,559 SGD to $7,861 SGD

A
Cheapest Retailer
-
$3,559 SGD
A
Retailer 2
-
$3,690 SGD
View
A
Retailer 3
-
$4,158 SGD
View
A
Retailer 4
-
$4,301 SGD
View
A
Retailer 5
-
$4,339 SGD
View
A
Retailer 6
-
$4,361 SGD
View
Final sale: no returns
A
Retailer 7
-
$4,375 SGD
View
A
Retailer 8
-
$4,621 SGD
View
Retailer 9
-
$4,727 SGD
View
Price last confirmed 40 days ago
Retailer 10
-
$4,727 SGD
View
Price last confirmed 22 days ago
A
Retailer 11
-
$4,729 SGD
View
A
Retailer 12
-
$4,861 SGD
View
Retailer 13
-
$4,909 SGD
View
Price last confirmed 39 days ago
A
Retailer 14
-
$4,912 SGD
View
A
Retailer 15
-
$4,959 SGD
View
Retailer 16
-
$5,453 SGD
View
Price last confirmed 39 days ago
A
Retailer 17
-
$5,521 SGD
View
B+
Retailer 18
-
$7,861 SGD
View
Retailer 19
-
$8,234 SGD
View
Price last confirmed 40 days ago
Most Expensive
Queensmith
1558914332 · Oct 28
$8,830 SGD
£5,425 GBP
View
Price last confirmed 10 days ago
19 more retailers have this diamond
Prices start from $3,559 SGDSave up to $4,302 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 Round
$3,559 SGD