Round|Natural|GIA

1.05ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 2477295626

Certificate GIA 2477295626

Diamond specifications and retailer prices

From $2,923 USD
As of November 6, 2026
Save $4,893 USD (63%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $7,816 USD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.05ct natural round diamond

This 1.05ct 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 2477295626. Listed at 12 retailers as of November 5, 2026, with prices from $2,923 to $7,816, a $4,893 spread on the same certified stone. Diamond Quarter lists it at $7,816. 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

1.05
Carat
F
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2477295626
Dimensions6.50 × 6.47 × 4.07 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
6.50 mm6.47 mm1.05 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2477295626
Side View
Table 56.0%Crown 36.5°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 62.8%

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: $4,227 USD|Low: $2,923 USD|High: $6,332 USD|Avg: $4,075 USD|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 6$2,923 USD
Retailer 5$2,975 USD
Retailer 2$3,292 USD
Retailer 9$3,292 USD
Retailer 7$3,419 USD
Retailer 3$3,738 USD
Retailer 10$3,799 USD
Retailer 1$4,227 USD
Retailer 4$6,061 USD
Retailer 8$6,332 USD

41 data points across 10 retailers

12 retailers$2,923 USD to $7,816 USD

B+
Cheapest Retailer
-
$2,923 USD
A
Retailer 2
-
$2,975 USD
View
B+
Retailer 3
-
$3,292 USD
View
Retailer 4
-
$3,292 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$3,419 USD
View
B+
Retailer 6
-
$3,738 USD
View
B
Retailer 7
-
$3,799 USD
View
Retailer 8
-
$4,116 USD
View
Price last confirmed 14 days ago
B+
Retailer 9
-
$4,227 USD
View
B
Retailer 10
-
$6,061 USD
View
B
Retailer 11
-
$6,332 USD
View
Most Expensive
B
Diamond Quarter
1.05SI2F2426477CN · Nov 5
$7,816 USD
£6,154 GBP
View
11 more retailers have this diamond
Prices start from $2,923 USDSave up to $4,893 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
1.05ct Round
$2,923 USD