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Round|Natural|GIA

1.30ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6552630856

Certificate GIA 6552630856

Diamond specifications and retailer prices

From $3,690 SGD
As of November 7, 2026
Save $4,596 SGD (55%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $8,286 SGD at NZ Jewellers · As of November 7, 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552630856. Listed at 13 retailers as of November 7, 2026, with prices from $3,690 to $8,286, a $4,596 spread on the same certified stone. NZ Jewellers lists it at $8,286. 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
FluorescenceFaint
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6552630856
Dimensions6.91 × 6.96 × 4.36 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Feather, Cavity, Knot, Needle, Indented Natural
Top View
6.91 mm6.96 mm1.30 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6552630856
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.9%

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: $8,286 SGD|Low: $3,658 SGD|High: $8,312 SGD|Avg: $5,162 SGD|-0.3%
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 2$3,690 SGD
Retailer 9$3,706 SGD
Retailer 6$4,327 SGD
Retailer 4$4,389 SGD
Retailer 5$4,546 SGD
Retailer 3$4,661 SGD
Retailer 11$4,756 SGD
Retailer 10$4,938 SGD
Retailer 13$5,064 SGD
Retailer 8$5,425 SGD
Retailer 12$5,487 SGD
Retailer 7$7,910 SGD
NZ Jewellers$8,286 SGD

29 data points across 13 retailers

13 retailers$3,690 SGD to $8,286 SGD

A
Cheapest Retailer
-
$3,690 SGD
A
Retailer 2
-
$3,706 SGD
View
A
Retailer 3
-
$4,327 SGD
View
A
Retailer 4
-
$4,389 SGD
View
Final sale: no returns
A
Retailer 5
-
$4,546 SGD
View
Retailer 6
-
$4,661 SGD
View
Price last confirmed 11 days ago
A
Retailer 7
-
$4,756 SGD
View
A
Retailer 8
-
$4,938 SGD
View
Retailer 9
-
$5,064 SGD
View
Price last confirmed 7 days ago
A
Retailer 10
-
$5,425 SGD
View
A
Retailer 11
-
$5,487 SGD
View
B+
Retailer 12
-
$7,910 SGD
View
Most Expensive
B
NZ Jewellers
8eaa25aa-d45c-4362-9280-7c9ad529c464 · Nov 7
$8,286 SGD
$6,465 USD
View
12 more retailers have this diamond
Prices start from $3,690 SGDSave up to $4,596 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
$3,690 SGD