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4.31ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 5234358936

Certificate GIA 5234358936

Diamond specifications and retailer prices

From $57,361 SGD
$44,908 USD
As of November 5, 2026
1 retailer carries this diamond
Only listing: $57,361 SGD at Blue Nile
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Blue Nile

About this 4.31ct natural round diamond

This 4.31ct 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 5234358936. Listed at a single retailer as of November 5, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

4.31
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5234358936
Dimensions10.37 × 10.31 × 6.49 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
10.37 mm10.31 mm4.31 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5234358936
Side View
Table 57.0%Crown 35.5°Girdle: ThickPavilion 41°Culet: NoneDepth 62.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 5
Current: $57,361 SGD|Low: $30,623 SGD|High: $69,259 SGD|Avg: $46,350 SGD
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
September 26, 2026
Retailer 4$40,227 SGD
Retailer 8$42,800 SGD
Retailer 7$43,111 SGD
Retailer 6$43,920 SGD
Retailer 2$47,716 SGD
Retailer 3$53,371 SGD
Retailer 5$56,356 SGD
Blue Nile$57,361 SGD

66 data points across 8 retailers

1 retailer

B
Blue Nile
29699465 · Nov 5
$57,361 SGD
$44,908 USD
View

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
4.31ct Round
$57,361 SGD