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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 $3,329 SGD
$2,603 USD
As of November 2, 2026
Save $6,182 SGD (65%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $9,511 SGD at Diamond Quarter · As of November 2, 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 November 2, 2026, with prices from $3,329 to $9,511, a $6,182 spread on the same certified stone. Diamond Quarter lists it at $9,511. 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
Colour
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 2
Current: $3,329 SGD|Low: $3,329 SGD|High: $8,218 SGD|Avg: $4,958 SGD|-4.2%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 2, 2026
Retailer 1$3,329 SGD
Retailer 6$3,774 SGD
Retailer 5$3,875 SGD
Retailer 7$3,902 SGD
Retailer 11$3,924 SGD
Retailer 9$4,112 SGD
Retailer 19$4,251 SGD
Retailer 21$4,251 SGD
Retailer 8$4,269 SGD
Retailer 20$4,415 SGD
Retailer 12$4,515 SGD
Retailer 13$4,540 SGD
Retailer 16$4,834 SGD
Retailer 22$4,906 SGD
Retailer 10$4,995 SGD
Retailer 14$5,315 SGD
Retailer 3$5,359 SGD
Retailer 4$5,417 SGD
Retailer 18$5,768 SGD
Retailer 15$6,707 SGD
Retailer 17$7,848 SGD
Retailer 2$8,176 SGD

25 data points across 22 retailers

23 retailers$3,329 SGD to $9,511 SGD

A
Cheapest Retailer
-
$3,329 SGD
$2,603 USD
B+
Retailer 2
-
$3,774 SGD
$2,951 USD
View
B+
Retailer 3
-
$3,875 SGD
$3,030 USD
View
B+
Retailer 4
-
$3,902 SGD
$3,051 USD
View
B+
Retailer 5
-
$3,924 SGD
$3,068 USD
View
Final sale: no returns
B+
Retailer 6
-
$4,112 SGD
$3,215 USD
View
B+
Retailer 7
-
$4,251 SGD
$3,324 USD
View
B+
Retailer 8
-
$4,251 SGD
$3,324 USD
View
B+
Retailer 9
-
$4,269 SGD
$3,338 USD
View
B+
Retailer 10
-
$4,415 SGD
$3,452 USD
View
B+
Retailer 11
-
$4,515 SGD
£2,780 GBP
View
B+
Retailer 12
-
$4,540 SGD
$3,550 USD
View
B+
Retailer 13
-
$4,834 SGD
£2,976 GBP
View
B+
Retailer 14
-
$4,906 SGD
$3,836 USD
View
B+
Retailer 15
-
$4,995 SGD
$3,906 USD
View
Retailer 16
-
$5,315 SGD
$4,156 USD
View
Price last confirmed 10 days ago
B
Retailer 17
-
$5,359 SGD
$4,190 USD
View
B+
Retailer 18
-
$5,417 SGD
£3,335 GBP
View
B
Retailer 19
-
$5,768 SGD
ZAR 72,865 ZAR
View
Retailer 20
-
$6,707 SGD
$5,244 USD
View
Price last confirmed 7 days ago
B
Retailer 21
-
$7,848 SGD
£4,832 GBP
View
B
Retailer 22
-
$8,176 SGD
$6,393 USD
View
Most Expensive
B
Diamond Quarter
1.02SI1F5568A18FN · Nov 2
$9,511 SGD
£5,856 GBP
View
22 more retailers have this diamond
Prices start from $3,329 SGDSave up to $6,182 SGD

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
$3,329 SGD