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Round|Natural|GIA

0.31ct J I1 Round Natural Diamond

EX • J/I1 • GIA 1559255202

Certificate GIA 1559255202

Diamond specifications and retailer prices

From $148 SGD
₹11,016 INR
As of November 1, 2026
Save $322 SGD (69%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $470 SGD at Yorxs · As of November 1, 2026
View at Yorxs

About this 0.31ct natural round diamond

This 0.31ct natural round sits in the sub-half-carat band, graded J colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 1559255202. Listed at 5 retailers as of November 1, 2026, with prices from $148 to $470, a $322 spread on the same certified stone. Yorxs lists it at $470. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.31
Carat
J
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1559255202
Dimensions4.35 × 4.38 × 2.67 mm
L/W Ratio1.01
Star length50%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather
Top View
4.35 mm4.38 mm0.31 ctJ / I1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1559255202
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $148 SGD|Low: $132 SGD|High: $472 SGD|Avg: $303 SGD|-5.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Yorxs
November 1, 2026
Retailer 1$148 SGD
Retailer 4$196 SGD
Retailer 2$280 SGD
Retailer 3$459 SGD
Yorxs$470 SGD

39 data points across 5 retailers

5 retailers$148 SGD to $470 SGD

A
Cheapest Retailer
-
$148 SGD
₹11,016 INR
B+
Retailer 2
-
$196 SGD
HK$1,200 HKD
View
B+
Retailer 3
-
$280 SGD
$219 USD
View
B
Retailer 4
-
$459 SGD
$359 USD
View
Most Expensive
B
Yorxs
89852E564 · Nov 1
$470 SGD
€350 EUR
View
4 more retailers have this diamond
Prices start from $148 SGDSave up to $322 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
0.31ct Round
$148 SGD