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1.30ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 7493732351

Shape and cutting style on the report: Round brilliant

Certificate GIA 7493732351

Diamond specifications and retailer prices

From $2,876 SGD
As of November 6, 2026
Save $5,160 SGD (64%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $8,037 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7493732351. Listed at 14 retailers as of November 5, 2026, with prices from $2,876 to $8,037, a $5,160 spread on the same certified stone. NZ Jewellers lists it at $8,037. 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
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7493732351
Dimensions7.04 × 7.00 × 4.28 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Culet sizeNone
Key to symbols
Feather, Twinning Wisp
Top View
7.04 mm7.00 mm1.30 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7493732351
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.9%

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 6
Current: $8,037 SGD|Low: $2,845 SGD|High: $8,037 SGD|Avg: $4,252 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
Retailer 15
November 6, 2026
Retailer 11$2,876 SGD
Retailer 12$3,118 SGD
Retailer 14$3,271 SGD
Retailer 13$3,423 SGD
Retailer 4$3,482 SGD
Retailer 6$3,482 SGD
Retailer 3$3,616 SGD
Retailer 15$3,742 SGD
Retailer 5$4,018 SGD
Retailer 2$4,045 SGD
Retailer 10$4,084 SGD
Retailer 7$4,463 SGD
Retailer 8$4,692 SGD
Retailer 9$6,411 SGD
NZ Jewellers$8,037 SGD

43 data points across 15 retailers

14 retailers$2,876 SGD to $8,037 SGD

A
Cheapest Retailer
-
$2,876 SGD
A
Retailer 2
-
$3,118 SGD
View
B+
Retailer 3
-
$3,271 SGD
View
B+
Retailer 4
-
$3,423 SGD
View
B+
Retailer 5
-
$3,482 SGD
View
Retailer 6
-
$3,482 SGD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$3,616 SGD
View
B+
Retailer 8
-
$4,018 SGD
View
B+
Retailer 9
-
$4,045 SGD
View
B+
Retailer 10
-
$4,084 SGD
View
Retailer 11
-
$4,463 SGD
View
Price last confirmed 14 days ago
B+
Retailer 12
-
$4,692 SGD
View
B
Retailer 13
-
$6,411 SGD
View
Most Expensive
B
NZ Jewellers
d9853eb9-a014-4d35-b548-87f36da0af22 · Nov 5
$8,037 SGD
$6,292 USD
View
13 more retailers have this diamond
Prices start from $2,876 SGDSave up to $5,160 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
$2,876 SGD