Round|Natural|GIA

1.30ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 1232537765

Certificate GIA 1232537765

Diamond specifications and retailer prices

From $4,720 USD
As of October 30, 2026
Save $4,332 USD (48%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $9,052 USD 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 $4,720 to $9,052, a $4,332 spread on the same certified stone. NZ Jewellers lists it at $9,052. 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
Color
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: $9,052 USD|Low: $4,468 USD|High: $9,052 USD|Avg: $5,886 USD|+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$4,668 USD
Retailer 10$4,720 USD
Retailer 8$4,765 USD
Retailer 2$4,791 USD
Retailer 11$4,996 USD
Retailer 3$5,412 USD
Retailer 9$5,412 USD
Retailer 13$5,412 USD
Retailer 6$6,125 USD
Retailer 12$6,245 USD
Retailer 5$6,284 USD
Retailer 7$8,666 USD
NZ Jewellers$9,052 USD

41 data points across 13 retailers

14 retailers$4,720 USD to $9,052 USD

A
Cheapest Retailer
-
$4,720 USD
A
Retailer 2
-
$4,765 USD
View
A
Retailer 3
-
$4,791 USD
£3,772 GBP
View
B+
Retailer 4
-
$4,996 USD
View
Final sale: no returns
Retailer 5
-
$5,281 USD
View
Price last confirmed 46 days ago
B+
Retailer 6
-
$5,412 USD
View
B+
Retailer 7
-
$5,412 USD
View
B+
Retailer 8
-
$5,412 USD
View
Retailer 9
-
$6,093 USD
View
Price last confirmed 46 days ago
B+
Retailer 10
-
$6,125 USD
€5,833 EUR
View
B+
Retailer 11
-
$6,245 USD
View
B
Retailer 12
-
$8,666 USD
£6,824 GBP
View
Retailer 13
-
$8,832 USD
View
Price last confirmed 46 days ago
Most Expensive
B
NZ Jewellers
2dcaa998-d0e5-4762-b500-0229638737b9 · Oct 30
$9,052 USD
View
13 more retailers have this diamond
Prices start from $4,720 USDSave up to $4,332 USD

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
$4,720 USD