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Round|Natural|GIA

1.30ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 1232537765

Certificate GIA 1232537765

Diamond specifications and retailer prices

From $6,034 SGD
$4,720 USD
As of October 30, 2026
Save $5,538 SGD (48%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $11,572 SGD at NZ Jewellers · As of October 30, 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1232537765. Listed at 14 retailers as of October 30, 2026, with prices from $6,034 to $11,572, a $5,538 spread on the same certified stone. NZ Jewellers lists it at $11,572. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
Crown angle35°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1232537765
Dimensions6.96 × 6.90 × 4.30 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Key to symbols
Twinning Wisp, Feather, Crystal, Cavity
Top View
6.96 mm6.90 mm1.30 ctE / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 1232537765
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.1%

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: Oct 30
Current: $11,572 SGD|Low: $5,712 SGD|High: $11,572 SGD|Avg: $7,525 SGD|+2.5%
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
October 30, 2026
Retailer 4$5,968 SGD
Retailer 10$6,034 SGD
Retailer 8$6,092 SGD
Retailer 2$6,125 SGD
Retailer 11$6,387 SGD
Retailer 3$6,919 SGD
Retailer 9$6,919 SGD
Retailer 13$6,919 SGD
Retailer 6$7,830 SGD
Retailer 12$7,984 SGD
Retailer 5$8,033 SGD
Retailer 7$11,079 SGD
NZ Jewellers$11,572 SGD

41 data points across 13 retailers

14 retailers$6,034 SGD to $11,572 SGD

A
Cheapest Retailer
-
$6,034 SGD
$4,720 USD
A
Retailer 2
-
$6,092 SGD
$4,765 USD
View
A
Retailer 3
-
$6,125 SGD
£3,772 GBP
View
B+
Retailer 4
-
$6,387 SGD
$4,996 USD
View
Final sale: no returns
Retailer 5
-
$6,751 SGD
$5,281 USD
View
Price last confirmed 46 days ago
B+
Retailer 6
-
$6,919 SGD
$5,412 USD
View
B+
Retailer 7
-
$6,919 SGD
$5,412 USD
View
B+
Retailer 8
-
$6,919 SGD
$5,412 USD
View
Retailer 9
-
$7,789 SGD
$6,093 USD
View
Price last confirmed 46 days ago
B+
Retailer 10
-
$7,830 SGD
€5,833 EUR
View
B+
Retailer 11
-
$7,984 SGD
$6,245 USD
View
B
Retailer 12
-
$11,079 SGD
£6,824 GBP
View
Retailer 13
-
$11,291 SGD
$8,832 USD
View
Price last confirmed 46 days ago
Most Expensive
B
NZ Jewellers
2dcaa998-d0e5-4762-b500-0229638737b9 · Oct 30
$11,572 SGD
$9,052 USD
View
13 more retailers have this diamond
Prices start from $6,034 SGDSave up to $5,538 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
$6,034 SGD