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Round|Natural|GIA

1.30ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 6525878743

Certificate GIA 6525878743

Diamond specifications and retailer prices

From $2,206 SGD
As of November 5, 2026
Save $3,699 SGD (63%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $5,905 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 6525878743. Listed at 15 retailers as of November 5, 2026, with prices from $2,206 to $5,905, a $3,699 spread on the same certified stone. NZ Jewellers lists it at $5,905. 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
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6525878743
Dimensions6.89 × 6.95 × 4.32 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
6.89 mm6.95 mm1.30 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6525878743
Side View
Table 60.0%Crown 35°Girdle: STK-STKPavilion 41.4°Culet: NoneDepth 62.3%

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 5
Current: $5,905 SGD|Low: $2,206 SGD|High: $5,905 SGD|Avg: $2,826 SGD
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 6, 2026
Retailer 5$2,206 SGD
Retailer 2$2,348 SGD
Retailer 3$2,360 SGD
Retailer 9$2,420 SGD
Retailer 4$2,483 SGD
Retailer 13$2,484 SGD
Retailer 10$2,533 SGD
Retailer 6$2,597 SGD
Retailer 12$2,603 SGD
Retailer 7$2,613 SGD
Retailer 14$2,793 SGD
Retailer 8$2,954 SGD
Retailer 11$3,140 SGD
NZ Jewellers$5,905 SGD

41 data points across 14 retailers

15 retailers$2,206 SGD to $5,905 SGD

A
Cheapest Retailer
-
$2,206 SGD
A
Retailer 2
-
$2,348 SGD
View
A
Retailer 3
-
$2,360 SGD
View
A
Retailer 4
-
$2,420 SGD
View
B+
Retailer 5
-
$2,483 SGD
View
B+
Retailer 6
-
$2,484 SGD
View
B+
Retailer 7
-
$2,533 SGD
View
Retailer 8
-
$2,564 SGD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$2,597 SGD
View
B+
Retailer 10
-
$2,603 SGD
View
B+
Retailer 11
-
$2,613 SGD
View
B+
Retailer 12
-
$2,793 SGD
View
B+
Retailer 13
-
$2,954 SGD
View
B+
Retailer 14
-
$3,140 SGD
View
Most Expensive
C
NZ Jewellers
61db5728-75eb-408e-9aa2-4028e89b6b47 · Nov 5
$5,905 SGD
$4,623 USD
View
14 more retailers have this diamond
Prices start from $2,206 SGDSave up to $3,699 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
$2,206 SGD