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Round|Natural|GIA

0.31ct F I1 Round Natural Diamond

EX • F/I1 • GIA 1555610142

Certificate GIA 1555610142

Diamond specifications and retailer prices

From $168 USD
₹15,954 INR
As of November 1, 2026
Save $296 USD (64%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,104 USD at NZ Jewellers · As of October 3, 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 top-tier cut grade and certified by GIA 1555610142. Listed at 7 retailers as of November 1, 2026, with a 176% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.31
Carat
F
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1555610142
Dimensions4.33 × 4.30 × 2.71 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Top View
4.33 mm4.30 mm0.31 ctF / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1555610142
Side View
Table 55.0%Crown 35°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.7%

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: $463 USD|Low: $168 USD|High: $487 USD|Avg: $286 USD|-5.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 2$168 USD
Retailer 3$205 USD
Retailer 5$259 USD
Retailer 4$263 USD
Retailer 1$463 USD

44 data points across 5 retailers

7 retailers$168 USD to $463 USD

A
Cheapest Retailer
-
$168 USD
₹15,954 INR
A
Retailer 2
-
$205 USD
HK$1,600 HKD
View
Retailer 3
-
$244 USD
View
Price last confirmed 29 days ago
Retailer 4
-
$274 USD
View
Price last confirmed 34 days ago
Retailer 5
-
$328 USD
View
Price last confirmed 31 days ago
B+
Retailer 6
-
$463 USD
€441 EUR
View
Most Expensive
NZ Jewellers
3c072fdf-c0f7-4749-a844-eb1e7c2f2582 · Oct 3
$1,104 USD
View
Price last confirmed 30 days ago
6 more retailers have this diamond
Prices start from $168 USDSave up to $296 USD

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
$168 USD