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Round|Natural|GIA

1.30ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 7556140267

Certificate GIA 7556140267

Diamond specifications and retailer prices

From $4,479 SGD
As of November 6, 2026
Save $4,914 SGD (52%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $10,497 SGD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7556140267. Listed at 24 retailers as of November 4, 2026, with a 110% 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7556140267
Dimensions6.92 × 6.94 × 4.38 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Etch Channel, Indented Natural, Feather, Needle
Top View
6.92 mm6.94 mm1.30 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7556140267
Side View
Table 56.0%Crown 36°Girdle: THN-STKPavilion 41.2°Culet: NoneDepth 63.2%

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: $4,667 SGD|Low: $4,430 SGD|High: $9,911 SGD|Avg: $6,589 SGD|-3.4%
Retailer 1
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
November 6, 2026
Retailer 5$4,479 SGD
Retailer 1$4,667 SGD
Retailer 11$5,150 SGD
Retailer 2$5,256 SGD
Retailer 12$5,308 SGD
Retailer 4$5,458 SGD
Retailer 8$5,690 SGD
Retailer 13$5,785 SGD
Retailer 3$5,914 SGD
Retailer 7$6,074 SGD
Retailer 15$6,104 SGD
Retailer 10$6,641 SGD
Retailer 9$7,215 SGD
Retailer 14$9,393 SGD
Retailer 6$9,870 SGD

31 data points across 15 retailers

24 retailers$4,479 SGD to $9,393 SGD

A
Cheapest Retailer
-
$4,479 SGD
A
Retailer 2
-
$4,667 SGD
View
A
Retailer 3
-
$5,150 SGD
View
A
Retailer 4
-
$5,256 SGD
View
A
Retailer 5
-
$5,308 SGD
View
A
Retailer 6
-
$5,458 SGD
View
Final sale: no returns
A
Retailer 7
-
$5,491 SGD
View
A
Retailer 8
-
$5,492 SGD
View
B+
Retailer 9
-
$5,690 SGD
View
A
Retailer 10
-
$5,785 SGD
View
B+
Retailer 11
-
$5,914 SGD
View
Retailer 12
-
$6,025 SGD
View
Price last confirmed 39 days ago
Retailer 13
-
$6,025 SGD
View
Price last confirmed 21 days ago
Retailer 14
-
$6,025 SGD
View
Price last confirmed 38 days ago
Retailer 15
-
$6,025 SGD
View
Price last confirmed 17 days ago
Retailer 16
-
$6,074 SGD
View
Price last confirmed 28 days ago
B+
Retailer 17
-
$6,104 SGD
View
B+
Retailer 18
-
$6,641 SGD
View
Retailer 19
-
$6,952 SGD
View
Price last confirmed 38 days ago
B+
Retailer 20
-
$7,215 SGD
View
B
Retailer 21
-
$9,393 SGD
View
Retailer 22
-
$9,870 SGD
View
Price last confirmed 9 days ago
Retailer 23
-
$10,497 SGD
View
Price last confirmed 20 days ago
Most Expensive
NZ Jewellers
d99ae999-8eca-430f-9cf6-93ee66a2a056 · Sep 28
$10,497 SGD
$8,218 USD
View
Price last confirmed 39 days ago
23 more retailers have this diamond
Prices start from $4,479 SGDSave up to $4,914 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
$4,479 SGD