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Round|Natural|GIA

3.28ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6535487768

Certificate GIA 6535487768

Diamond specifications and retailer prices

From $28,431 SGD
As of November 6, 2026
Save $17,891 SGD (39%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $46,323 SGD at MOH London · As of November 4, 2026
View at MOH London

About this 3.28ct natural round diamond

This 3.28ct natural round sits in the three to five carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6535487768. Listed at 12 retailers as of November 4, 2026, with prices from $28,431 to $46,323, a $17,891 spread on the same certified stone. MOH London lists it at $46,323. 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

3.28
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6535487768
Dimensions9.50 × 9.44 × 5.89 mm
L/W Ratio1.01
Star length50%
Top View
9.50 mm9.44 mm3.28 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6535487768
Side View
Table 57.0%Crown 35.5°Girdle: MED-SLIPavilion 40.8°Culet: NoneDepth 62.2%

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: $46,323 SGD|Low: $28,300 SGD|High: $48,543 SGD|Avg: $33,859 SGD|+6.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 9$28,431 SGD
Retailer 4$29,813 SGD
Retailer 3$30,598 SGD
Retailer 11$30,803 SGD
Retailer 2$30,931 SGD
Retailer 6$31,415 SGD
Retailer 5$34,843 SGD
Retailer 8$35,040 SGD
Retailer 10$35,420 SGD
Retailer 7$36,150 SGD
MOH London$46,323 SGD

29 data points across 11 retailers

12 retailers$28,431 SGD to $46,323 SGD

A
Cheapest Retailer
-
$28,431 SGD
A
Retailer 2
-
$29,813 SGD
View
A
Retailer 3
-
$30,931 SGD
View
B+
Retailer 4
-
$31,415 SGD
View
Retailer 5
-
$33,369 SGD
View
Price last confirmed 45 days ago
Retailer 6
-
$34,653 SGD
View
Price last confirmed 45 days ago
B+
Retailer 7
-
$34,843 SGD
View
B+
Retailer 8
-
$35,040 SGD
View
Retailer 9
-
$35,420 SGD
View
Price last confirmed 42 days ago
B+
Retailer 10
-
$36,150 SGD
View
Retailer 11
-
$39,534 SGD
View
Price last confirmed 42 days ago
Most Expensive
B
MOH London
75F4F6B9A · Nov 4
$46,323 SGD
£28,556 GBP
View
11 more retailers have this diamond
Prices start from $28,431 SGDSave up to $17,891 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
3.28ct Round
$28,431 SGD