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Oval|Natural|GIA

0.31ct F I1 Oval Natural Diamond

F/I1 • GIA 1319486620

Certificate GIA 1319486620

Diamond specifications and retailer prices

From $394 SGD
$308 USD
As of October 31, 2026
Save $349 SGD (47%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $743 SGD at Yorxs · As of November 2, 2026
View at Yorxs

About this 0.31ct natural oval diamond

This 0.31ct natural oval sits in the sub-half-carat band, graded F colour (colourless) and I1 clarity (included) and certified by GIA 1319486620. Listed at 7 retailers as of October 31, 2026, with prices from $394 to $743, a $349 spread on the same certified stone. Yorxs lists it at $743. 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
-
Cut

Specifications

Cut
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1319486620
Dimensions5.74 × 3.81 × 2.27 mm
L/W Ratio1.51
Key to symbols
Feather, Twinning Wisp
Top View
5.74 mm3.81 mm0.31 ctF / I1
OriginNatural
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1319486620
Side View
Table 60.0%CrownGirdlePavilionCulet: NoneDepth 59.5%

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: Oct 31
Current: $439 SGD|Low: $394 SGD|High: $1,509 SGD|Avg: $636 SGD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Yorxs
October 31, 2026
Retailer 4$394 SGD
Retailer 7$419 SGD
Retailer 2$425 SGD
Retailer 1$439 SGD
Retailer 6$507 SGD
Retailer 5$531 SGD
Retailer 8$601 SGD
Retailer 9$636 SGD
Yorxs$743 SGD
Retailer 3$1,509 SGD

11 data points across 10 retailers

7 retailers$394 SGD to $743 SGD

B+
Cheapest Retailer
-
$394 SGD
$308 USD
B+
Retailer 2
-
$425 SGD
$332 USD
View
B+
Retailer 3
-
$439 SGD
$343 USD
View
B
Retailer 4
-
$507 SGD
HK$3,100 HKD
View
B
Retailer 5
-
$531 SGD
$415 USD
View
Most Expensive
C
Yorxs
940647D54 · Nov 2
$743 SGD
€553 EUR
View
5 more retailers have this diamond
Prices start from $394 SGDSave up to $349 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 Oval
$394 SGD