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Round|Natural|GIA

1.02ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 5506489168

Certificate GIA 5506489168

Diamond specifications and retailer prices

From $2,668 USD
As of November 1, 2026
Save $4,769 USD (64%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $7,437 USD at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 1.02ct natural round diamond

This 1.02ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5506489168. Listed at 23 retailers as of October 31, 2026, with prices from $2,668 to $7,437, a $4,769 spread on the same certified stone. Diamond Quarter lists it at $7,437. 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

1.02
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5506489168
Dimensions6.45 × 6.42 × 3.95 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
6.45 mm6.42 mm1.02 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5506489168
Side View
Table 57.0%Crown 36°Girdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 61.6%

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 1
Current: $3,780 USD|Low: $2,668 USD|High: $6,426 USD|Avg: $3,877 USD|+1.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 2, 2026
Retailer 18$2,668 USD
Retailer 6$2,951 USD
Retailer 5$3,030 USD
Retailer 7$3,051 USD
Retailer 11$3,068 USD
Retailer 9$3,215 USD
Retailer 19$3,324 USD
Retailer 21$3,324 USD
Retailer 8$3,338 USD
Retailer 20$3,452 USD
Retailer 12$3,531 USD
Retailer 13$3,550 USD
Retailer 1$3,780 USD
Retailer 22$3,836 USD
Retailer 10$3,906 USD
Retailer 14$4,156 USD
Retailer 3$4,190 USD
Retailer 4$4,235 USD
Retailer 17$4,510 USD
Retailer 15$5,244 USD
Retailer 16$6,137 USD
Retailer 2$6,393 USD

25 data points across 22 retailers

23 retailers$2,668 USD to $7,437 USD

A
Cheapest Retailer
-
$2,668 USD
B+
Retailer 2
-
$2,951 USD
View
B+
Retailer 3
-
$3,030 USD
View
B+
Retailer 4
-
$3,051 USD
View
B+
Retailer 5
-
$3,068 USD
View
Final sale: no returns
B+
Retailer 6
-
$3,215 USD
View
B+
Retailer 7
-
$3,324 USD
View
B+
Retailer 8
-
$3,324 USD
View
B+
Retailer 9
-
$3,338 USD
View
B+
Retailer 10
-
$3,452 USD
View
B+
Retailer 11
-
$3,531 USD
£2,780 GBP
View
B+
Retailer 12
-
$3,550 USD
View
B+
Retailer 13
-
$3,780 USD
£2,976 GBP
View
B+
Retailer 14
-
$3,836 USD
View
B+
Retailer 15
-
$3,906 USD
View
Retailer 16
-
$4,156 USD
View
Price last confirmed 10 days ago
B
Retailer 17
-
$4,190 USD
View
B+
Retailer 18
-
$4,235 USD
£3,335 GBP
View
B
Retailer 19
-
$4,510 USD
ZAR 72,865 ZAR
View
B
Retailer 20
-
$5,244 USD
View
B
Retailer 21
-
$6,137 USD
£4,832 GBP
View
B
Retailer 22
-
$6,393 USD
View
Most Expensive
B
Diamond Quarter
1.02SI1F5568A18FN · Oct 31
$7,437 USD
£5,856 GBP
View
22 more retailers have this diamond
Prices start from $2,668 USDSave up to $4,769 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
1.02ct Round
$2,668 USD