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0.28ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 818693167

Shape and cutting style on the report: Round brilliant

Certificate IGI 818693167

Diamond specifications and retailer prices

From $98 SGD
As of November 6, 2026
Save $305 SGD (76%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $404 SGD at B2C Jewels · As of November 6, 2026
View at B2C Jewels

About this 0.28ct natural round diamond

This 0.28ct natural round sits in the sub-half-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 818693167. Listed at 5 retailers as of November 6, 2026, with prices from $98 to $404, a $305 spread on the same certified stone. B2C Jewels lists it at $404. 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

0.28
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33.8°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 818693167
Dimensions4.20 × 4.23 × 2.57 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT Faint Brown
Top View
4.20 mm4.23 mm0.28 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 818693167
Side View
Table 58.0%Crown 33.8°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $404 SGD|Low: $98 SGD|High: $404 SGD|Avg: $267 SGD
B2C Jewels
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 2$98 SGD
Retailer 4$184 SGD
Retailer 3$305 SGD
Retailer 5$345 SGD
B2C Jewels$404 SGD

37 data points across 5 retailers

5 retailers$98 SGD to $404 SGD

A
Cheapest Retailer
-
$98 SGD
B+
Retailer 2
-
$184 SGD
View
B+
Retailer 3
-
$305 SGD
View
B+
Retailer 4
-
$345 SGD
View
Most Expensive
B
B2C Jewels
36867921 · Nov 6
$404 SGD
$316 USD
View
4 more retailers have this diamond
Prices start from $98 SGDSave up to $305 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
0.28ct Round
$98 SGD