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0.31ct F I1 Round Natural Diamond

GD • F/I1 • IGI 485142219

Shape and cutting style on the report: Round brilliant

Certificate IGI 485142219

Diamond specifications and retailer prices

From $162 SGD
₹12,080 INR
As of November 2, 2026
Save $879 SGD (84%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,041 SGD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 0.31ct natural round diamond

This 0.31ct natural round sits in the sub-half-carat band, graded F colour (colourless) and I1 clarity (included), with a standard cut grade and certified by IGI 485142219. Listed at 8 retailers as of November 2, 2026, with prices from $162 to $1,041, a $879 spread on the same certified stone. NZ Jewellers lists it at $1,041. 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

0.31
Carat
F
Colour
I1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle38.1°
Pavilion angle39.8°
OriginNatural
Grading LabIGI
CertificateIGI 485142219
Dimensions4.21 × 4.25 × 2.62 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
4.21 mm4.25 mm0.31 ctF / I1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateIGI 485142219
Side View
Table 63.0%Crown 38.1°Girdle: STK-VTKPavilion 39.8°Culet: NoneDepth 62.0%

Caratlytics Score

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

Price History

Last verified: Nov 2
Current: $411 SGD|Low: $161 SGD|High: $414 SGD|Avg: $287 SGD|+3.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 2$162 SGD
Retailer 3$227 SGD
Retailer 4$295 SGD
Retailer 5$347 SGD
Retailer 1$411 SGD

18 data points across 5 retailers

8 retailers$162 SGD to $1,041 SGD

B+
Cheapest Retailer
-
$162 SGD
₹12,080 INR
B+
Retailer 2
-
$230 SGD
$180 USD
View
B+
Retailer 3
-
$248 SGD
$194 USD
View
B+
Retailer 4
-
$256 SGD
$200 USD
View
B+
Retailer 5
-
$295 SGD
$230 USD
View
B+
Retailer 6
-
$309 SGD
$242 USD
View
B+
Retailer 7
-
$411 SGD
€306 EUR
View
Most Expensive
C
NZ Jewellers
f5d4c966-0ded-48d5-a731-1c1c669dccf7 · Nov 2
$1,041 SGD
$814 USD
View
7 more retailers have this diamond
Prices start from $162 SGDSave up to $879 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+
0.31ct Round
$162 SGD