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Round|Natural|GIA

1.30ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 6555290226

Certificate GIA 6555290226

Diamond specifications and retailer prices

From $1,830 SGD
As of November 6, 2026
Save $4,133 SGD (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,964 SGD at NZ Jewellers · As of November 5, 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 L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6555290226. Listed at 14 retailers as of November 5, 2026, with prices from $1,830 to $5,964, a $4,133 spread on the same certified stone. NZ Jewellers lists it at $5,964. 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
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6555290226
Dimensions6.94 × 6.99 × 4.36 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.94 mm6.99 mm1.30 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6555290226
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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: $5,964 SGD|Low: $1,830 SGD|High: $6,195 SGD|Avg: $2,877 SGD|-3.7%
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
Retailer 14
November 5, 2026
Retailer 4$1,830 SGD
Retailer 7$1,847 SGD
Retailer 9$2,230 SGD
Retailer 10$2,380 SGD
Retailer 14$2,445 SGD
Retailer 6$2,507 SGD
Retailer 11$2,558 SGD
Retailer 8$2,664 SGD
Retailer 3$2,685 SGD
Retailer 5$2,754 SGD
Retailer 12$2,822 SGD
Retailer 2$3,134 SGD
Retailer 13$3,539 SGD
NZ Jewellers$5,964 SGD

31 data points across 14 retailers

14 retailers$1,830 SGD to $5,964 SGD

A
Cheapest Retailer
-
$1,830 SGD
A
Retailer 2
-
$1,847 SGD
View
A
Retailer 3
-
$2,230 SGD
View
A
Retailer 4
-
$2,380 SGD
View
A
Retailer 5
-
$2,445 SGD
View
A
Retailer 6
-
$2,507 SGD
View
B+
Retailer 7
-
$2,558 SGD
View
B+
Retailer 8
-
$2,664 SGD
View
B+
Retailer 9
-
$2,685 SGD
View
B+
Retailer 10
-
$2,754 SGD
View
B+
Retailer 11
-
$2,822 SGD
View
B+
Retailer 12
-
$3,134 SGD
View
B+
Retailer 13
-
$3,539 SGD
View
Most Expensive
B
NZ Jewellers
8dc4c868-ae52-4f66-9208-630c9148b8d2 · Nov 5
$5,964 SGD
$4,669 USD
View
13 more retailers have this diamond
Prices start from $1,830 SGDSave up to $4,133 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
$1,830 SGD