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Round|Natural|GIA

1.30ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 7523712213

Certificate GIA 7523712213

Diamond specifications and retailer prices

From $6,684 SGD
As of November 4, 2026
Save $5,744 SGD (46%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $14,147 SGD at NZ Jewellers · As of October 3, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7523712213. Listed at 24 retailers as of November 4, 2026, with a 86% 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
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7523712213
Dimensions6.96 × 6.93 × 4.36 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Culet sizeNone
Top View
6.96 mm6.93 mm1.30 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7523712213
Side View
Table 56.0%Crown 36°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $7,932 SGD|Low: $6,484 SGD|High: $12,612 SGD|Avg: $8,729 SGD|-2.0%
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
November 6, 2026
Retailer 3$6,684 SGD
Retailer 4$6,831 SGD
Retailer 11$7,072 SGD
Retailer 2$7,146 SGD
Retailer 1$7,932 SGD
Retailer 7$8,088 SGD
Retailer 10$8,111 SGD
Retailer 13$8,295 SGD
Retailer 8$9,183 SGD
Retailer 5$9,326 SGD
Retailer 6$10,321 SGD
Retailer 12$11,874 SGD
Retailer 9$12,428 SGD

20 data points across 13 retailers

24 retailers$6,684 SGD to $12,428 SGD

A
Cheapest Retailer
-
$6,684 SGD
A
Retailer 2
-
$6,831 SGD
View
B+
Retailer 3
-
$7,072 SGD
View
Final sale: no returns
B+
Retailer 4
-
$7,146 SGD
View
B+
Retailer 5
-
$7,558 SGD
View
Retailer 6
-
$7,663 SGD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$7,663 SGD
View
B+
Retailer 8
-
$7,663 SGD
View
Retailer 9
-
$7,663 SGD
View
Price last confirmed 29 days ago
B+
Retailer 10
-
$7,932 SGD
View
B+
Retailer 11
-
$8,088 SGD
View
B+
Retailer 12
-
$8,111 SGD
View
Retailer 13
-
$8,111 SGD
View
Price last confirmed 30 days ago
B+
Retailer 14
-
$8,213 SGD
View
B+
Retailer 15
-
$8,213 SGD
View
Retailer 16
-
$8,295 SGD
View
Price last confirmed 33 days ago
B+
Retailer 17
-
$8,481 SGD
View
Retailer 18
-
$8,841 SGD
View
Price last confirmed 38 days ago
B+
Retailer 19
-
$9,183 SGD
View
Retailer 20
-
$9,326 SGD
View
Price last confirmed 31 days ago
B+
Retailer 21
-
$10,321 SGD
View
Retailer 22
-
$11,874 SGD
View
Price last confirmed 9 days ago
B
Retailer 23
-
$12,428 SGD
View
Most Expensive
NZ Jewellers
e07d50eb-a8b2-47c4-b07d-53fb40714e4b · Oct 3
$14,147 SGD
$11,076 USD
View
Price last confirmed 33 days ago
23 more retailers have this diamond
Prices start from $6,684 SGDSave up to $5,744 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
$6,684 SGD