Round|Natural|GIA

1.03ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 7491801551

Shape and cutting style on the report: Round

Certificate GIA 7491801551

Diamond specifications and retailer prices

From $2,948 USD
As of November 6, 2026
Save $4,225 USD (59%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $7,173 USD at Diamond Quarter · As of November 6, 2026
View at Diamond Quarter

About this 1.03ct natural round diamond

This 1.03ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7491801551. Listed at 15 retailers as of November 6, 2026, with prices from $2,948 to $7,173, a $4,225 spread on the same certified stone. Diamond Quarter lists it at $7,173. 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

1.03
Carat
F
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7491801551
Dimensions6.49 × 6.46 × 4.02 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Girdle conditionFaceted
Key to symbols
Cloud, Crystal, Needle
Top View
6.49 mm6.46 mm1.03 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7491801551
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $3,770 USD|Low: $2,554 USD|High: $6,386 USD|Avg: $4,094 USD|+1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 4$2,905 USD
Retailer 8$2,948 USD
Retailer 5$3,065 USD
Retailer 9$3,320 USD
Retailer 6$3,448 USD
Retailer 1$3,770 USD
Retailer 2$4,263 USD
Retailer 3$6,113 USD
Retailer 7$6,386 USD

40 data points across 9 retailers

15 retailers$2,948 USD to $7,173 USD

B+
Cheapest Retailer
-
$2,948 USD
B+
Retailer 2
-
$3,065 USD
View
Final sale: no returns
Retailer 3
-
$3,320 USD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$3,320 USD
View
B+
Retailer 5
-
$3,448 USD
View
B+
Retailer 6
-
$3,770 USD
View
B+
Retailer 7
-
$3,770 USD
View
B+
Retailer 8
-
$3,770 USD
View
B+
Retailer 9
-
$3,831 USD
View
B+
Retailer 10
-
$3,890 USD
View
Retailer 11
-
$4,151 USD
View
Price last confirmed 14 days ago
B+
Retailer 12
-
$4,263 USD
View
B
Retailer 13
-
$6,113 USD
View
B
Retailer 14
-
$6,386 USD
View
Most Expensive
B
Diamond Quarter
1.03SI2F74518A09N · Nov 6
$7,173 USD
£5,648 GBP
View
14 more retailers have this diamond
Prices start from $2,948 USDSave up to $4,225 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.

B+
1.03ct Round
$2,948 USD