Round|Natural|GIA

1.05ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6243066324

Certificate GIA 6243066324

Diamond specifications and retailer prices

From $2,048 USD
As of November 6, 2026
Save $3,752 USD (65%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,800 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

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 6243066324. Listed at 10 retailers as of November 5, 2026, with prices from $2,048 to $5,800, a $3,752 spread on the same certified stone. NZ Jewellers lists it at $5,800. 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
FluorescenceNone
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6243066324
Dimensions6.45 × 6.49 × 4.04 mm
L/W Ratio1.01
Key to symbols
Crystal, Feather, Needle
Top View
6.45 mm6.49 mm1.05 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6243066324
Side View
Table 56.0%CrownGirdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.4%

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: $5,800 USD|Low: $2,048 USD|High: $5,854 USD|Avg: $3,230 USD|-0.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8$2,048 USD
Retailer 2$2,508 USD
Retailer 10$2,525 USD
Retailer 5$2,774 USD
Retailer 3$2,844 USD
Retailer 7$2,881 USD
Retailer 4$3,020 USD
Retailer 9$3,207 USD
Retailer 6$4,847 USD
NZ Jewellers$5,800 USD

9 data points across 10 retailers

10 retailers$2,048 USD to $5,800 USD

A
Cheapest Retailer
-
$2,048 USD
A
Retailer 2
-
$2,508 USD
View
A
Retailer 3
-
$2,525 USD
View
A
Retailer 4
-
$2,774 USD
View
B+
Retailer 5
-
$2,844 USD
View
B+
Retailer 6
-
$2,881 USD
View
B+
Retailer 7
-
$3,020 USD
View
B+
Retailer 8
-
$3,207 USD
View
B
Retailer 9
-
$4,847 USD
View
Most Expensive
B
NZ Jewellers
a0c4d71a-4a8f-4571-8791-6d3a54c3e038 · Nov 5
$5,800 USD
View
9 more retailers have this diamond
Prices start from $2,048 USDSave up to $3,752 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
$2,048 USD