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Round|Natural|GIA

1.30ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 1558914332

Certificate GIA 1558914332

Diamond specifications and retailer prices

From $2,777 USD
As of November 6, 2026
Save $3,373 USD (55%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $6,890 USD at Queensmith · As of October 28, 2026
View at Queensmith

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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1558914332. Listed at 19 retailers as of November 4, 2026, with a 121% 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
F
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1558914332
Dimensions6.92 × 6.96 × 4.37 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
6.92 mm6.96 mm1.30 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1558914332
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41°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 6
Current: $6,890 USD|Low: $2,777 USD|High: $6,909 USD|Avg: $4,259 USD|+2.6%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 9$2,777 USD
Retailer 3$2,880 USD
Retailer 6$3,244 USD
Retailer 4$3,334 USD
Retailer 7$3,793 USD
Retailer 5$3,869 USD
Retailer 2$4,308 USD
Retailer 8$6,150 USD
Queensmith$6,890 USD

27 data points across 9 retailers

19 retailers$2,777 USD to $6,150 USD

A
Cheapest Retailer
-
$2,777 USD
A
Retailer 2
-
$2,880 USD
View
A
Retailer 3
-
$3,244 USD
View
A
Retailer 4
-
$3,334 USD
View
A
Retailer 5
-
$3,403 USD
View
Final sale: no returns
A
Retailer 6
-
$3,414 USD
View
A
Retailer 7
-
$3,606 USD
View
Retailer 8
-
$3,688 USD
View
Price last confirmed 40 days ago
Retailer 9
-
$3,688 USD
View
Price last confirmed 22 days ago
A
Retailer 10
-
$3,690 USD
View
A
Retailer 11
-
$3,793 USD
View
Retailer 12
-
$3,830 USD
View
Price last confirmed 39 days ago
A
Retailer 13
-
$3,833 USD
View
A
Retailer 14
-
$3,869 USD
View
Retailer 15
-
$4,255 USD
View
Price last confirmed 39 days ago
A
Retailer 16
-
$4,308 USD
View
B+
Retailer 17
-
$6,150 USD
View
Retailer 18
-
$6,425 USD
View
Price last confirmed 40 days ago
Most Expensive
Queensmith
1558914332 · Oct 28
$6,890 USD
£5,425 GBP
View
Price last confirmed 9 days ago
18 more retailers have this diamond
Prices start from $2,777 USDSave up to $3,373 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
$2,777 USD