Round|Natural|GIA

1.30ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 7558593056

Certificate GIA 7558593056

Diamond specifications and retailer prices

From $2,265 USD
As of November 4, 2026
Save $2,873 USD (56%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $5,692 USD at NZ Jewellers · As of September 26, 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7558593056. Listed at 8 retailers as of November 2, 2026, with a 127% 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
H
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7558593056
Dimensions6.95 × 6.91 × 4.36 mm
L/W Ratio1.01
Key to symbols
Crystal, Feather, Needle
Top View
6.95 mm6.91 mm1.30 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7558593056
Side View
Table 58.0%CrownGirdle: THN-STKPavilion 41.2°Culet: NoneDepth 62.9%

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 4
Current: $3,513 USD|Low: $2,265 USD|High: $5,521 USD|Avg: $3,436 USD|-3.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 3$2,265 USD
Retailer 4$2,783 USD
Retailer 5$3,196 USD
Retailer 6$3,242 USD
Retailer 1$3,513 USD
Retailer 2$5,138 USD

25 data points across 6 retailers

8 retailers$2,265 USD to $5,138 USD

A
Cheapest Retailer
-
$2,265 USD
A
Retailer 2
-
$2,783 USD
View
Retailer 3
-
$3,196 USD
View
Price last confirmed 11 days ago
Retailer 4
-
$3,225 USD
View
Price last confirmed 39 days ago
A
Retailer 5
-
$3,242 USD
View
A
Retailer 6
-
$3,513 USD
View
B+
Retailer 7
-
$5,138 USD
View
Most Expensive
NZ Jewellers
cc6d6b7c-17bb-437a-86b3-d2da5d46981c · Sep 26
$5,692 USD
View
Price last confirmed 40 days ago
7 more retailers have this diamond
Prices start from $2,265 USDSave up to $2,873 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
$2,265 USD