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Radiant|Natural|HRD

1.28ct F SI2 Radiant Natural Diamond

F/SI2 • HRD 190000115921

Certificate HRD 190000115921

Diamond specifications and retailer prices

From $4,900 SGD
As of November 6, 2026
Save $2,524 SGD (34%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $7,424 SGD at MOH London · As of November 7, 2026
View at MOH London

About this 1.28ct natural radiant diamond

This 1.28ct natural radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI2 clarity (slightly-included) and certified by HRD 190000115921. Listed at 3 retailers as of November 6, 2026, with prices from $4,900 to $7,424, a $2,524 spread on the same certified stone. MOH London lists it at $7,424. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.28
Carat
F
Colour
SI2
Clarity
-
Cut

Specifications

Cut
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 190000115921
Dimensions7.41 × 5.31 × 4.01 mm
L/W Ratio1.40
Girdle conditionPolished
Top View
7.41 mm5.31 mm1.28 ctF / SI2
OriginNatural
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateHRD 190000115921
Side View
Table 81.0%CrownGirdle: ThinPavilionCuletDepth 75.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $7,424 SGD|Low: $4,794 SGD|High: $7,552 SGD|Avg: $5,652 SGD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 7, 2026
Retailer 2$4,900 SGD
Retailer 5$4,935 SGD
Retailer 3$5,275 SGD
Retailer 4$5,667 SGD
MOH London$7,424 SGD

23 data points across 5 retailers

3 retailers$4,900 SGD to $7,424 SGD

B+
Cheapest Retailer
-
$4,900 SGD
B+
Retailer 2
-
$4,935 SGD
View
Most Expensive
C
MOH London
7A53B07AE · Nov 7
$7,424 SGD
£4,561 GBP
View
2 more retailers have this diamond
Prices start from $4,900 SGDSave up to $2,524 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.

B+
1.28ct Radiant
$4,900 SGD