Round|Natural|GIA

1.30ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 7556140267

Certificate GIA 7556140267

Diamond specifications and retailer prices

From $3,507 USD
As of November 6, 2026
Save $3,847 USD (52%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $8,218 USD at NZ Jewellers · As of September 28, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7556140267. Listed at 24 retailers as of November 4, 2026, with a 110% 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7556140267
Dimensions6.92 × 6.94 × 4.38 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Etch Channel, Indented Natural, Feather, Needle
Top View
6.92 mm6.94 mm1.30 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7556140267
Side View
Table 56.0%Crown 36°Girdle: THN-STKPavilion 41.2°Culet: NoneDepth 63.2%

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 6
Current: $3,654 USD|Low: $3,468 USD|High: $7,759 USD|Avg: $5,158 USD|-3.4%
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
Retailer 14
Retailer 15
November 6, 2026
Retailer 5$3,507 USD
Retailer 1$3,654 USD
Retailer 11$4,032 USD
Retailer 2$4,115 USD
Retailer 12$4,156 USD
Retailer 4$4,273 USD
Retailer 8$4,455 USD
Retailer 13$4,529 USD
Retailer 3$4,630 USD
Retailer 7$4,755 USD
Retailer 15$4,779 USD
Retailer 10$5,199 USD
Retailer 9$5,649 USD
Retailer 14$7,354 USD
Retailer 6$7,727 USD

31 data points across 15 retailers

24 retailers$3,507 USD to $7,354 USD

A
Cheapest Retailer
-
$3,507 USD
A
Retailer 2
-
$3,654 USD
View
A
Retailer 3
-
$4,032 USD
View
A
Retailer 4
-
$4,115 USD
View
A
Retailer 5
-
$4,156 USD
View
A
Retailer 6
-
$4,273 USD
View
Final sale: no returns
A
Retailer 7
-
$4,299 USD
View
A
Retailer 8
-
$4,300 USD
View
B+
Retailer 9
-
$4,455 USD
View
A
Retailer 10
-
$4,529 USD
View
B+
Retailer 11
-
$4,630 USD
View
Retailer 12
-
$4,717 USD
View
Price last confirmed 39 days ago
Retailer 13
-
$4,717 USD
View
Price last confirmed 21 days ago
Retailer 14
-
$4,717 USD
View
Price last confirmed 38 days ago
Retailer 15
-
$4,717 USD
View
Price last confirmed 17 days ago
Retailer 16
-
$4,755 USD
View
Price last confirmed 28 days ago
B+
Retailer 17
-
$4,779 USD
View
B+
Retailer 18
-
$5,199 USD
View
Retailer 19
-
$5,443 USD
View
Price last confirmed 38 days ago
B+
Retailer 20
-
$5,649 USD
View
B
Retailer 21
-
$7,354 USD
View
Retailer 22
-
$7,727 USD
View
Price last confirmed 9 days ago
Retailer 23
-
$8,218 USD
View
Price last confirmed 20 days ago
Most Expensive
NZ Jewellers
d99ae999-8eca-430f-9cf6-93ee66a2a056 · Sep 28
$8,218 USD
View
Price last confirmed 39 days ago
23 more retailers have this diamond
Prices start from $3,507 USDSave up to $3,847 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
$3,507 USD