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Radiant|Natural|IGI

1.40ct K SI1 Radiant Natural Diamond

GD • K/SI1 • IGI 234651792

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI 234651792

Diamond specifications and retailer prices

From $3,199 SGD
As of November 5, 2026
Save $1,123 SGD (26%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $4,322 SGD at Yorxs · As of November 6, 2026
View at Yorxs

About this 1.4ct natural radiant diamond

This 1.4ct natural radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI 234651792. Listed at 3 retailers as of November 5, 2026, with prices from $3,199 to $4,322, a $1,123 spread on the same certified stone. Yorxs lists it at $4,322. 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

1.40
Carat
K
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabIGI
CertificateIGI 234651792
Dimensions7.08 × 5.46 × 3.85 mm
L/W Ratio1.30
Culet sizePointed
Top View
7.08 mm5.46 mm1.40 ctK / SI1
OriginNatural
CutGood
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI 234651792
Side View
Table 72.5%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 70.5%

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 5
Current: $4,149 SGD|Low: $3,199 SGD|High: $4,715 SGD|Avg: $3,916 SGD|+2.0%
Retailer 1
Retailer 2
Yorxs
November 7, 2026
Retailer 2$3,199 SGD
Retailer 1$4,149 SGD
Yorxs$4,322 SGD

42 data points across 3 retailers

3 retailers$3,199 SGD to $4,322 SGD

B+
Cheapest Retailer
-
$3,199 SGD
B
Retailer 2
-
$4,149 SGD
View
Most Expensive
B
Yorxs
BN4550 · Nov 6
$4,322 SGD
€3,212 EUR
View
2 more retailers have this diamond
Prices start from $3,199 SGDSave up to $1,123 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+
1.40ct Radiant
$3,199 SGD