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Heart|Natural|GIA

0.31ct F SI2 Heart Natural Diamond

EX • F/SI2 • GIA 2477934056

Certificate GIA 2477934056

Diamond specifications and retailer prices

From $859 NZD
SGD 653 SGD
As of October 31, 2026
Save $650 NZD (43%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,509 NZD at Diamond Quarter · As of October 30, 2026
View at Diamond Quarter

About this 0.31ct natural heart diamond

This 0.31ct natural heart sits in the sub-half-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2477934056. Listed at 2 retailers as of October 30, 2026, with prices from $859 to $1,509, a $650 spread on the same certified stone. Diamond Quarter lists it at $1,509. 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

0.31
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2477934056
Dimensions4.35 × 4.60 × 2.65 mm
L/W Ratio1.06
Top View
4.35 mm4.60 mm0.31 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2477934056
Side View
Table 64.0%CrownGirdle: THK-VTKPavilionCuletDepth 57.5%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: $1,509 NZD|Low: $859 NZD|High: $1,509 NZD|Avg: $1,185 NZD
Diamond Quarter
Retailer 2
October 13, 2026
Retailer 2$859 NZD
Diamond Quarter$1,509 NZD

4 data points across 2 retailers

2 retailers$859 NZD to $1,509 NZD

B+
Cheapest Retailer
-
$859 NZD
SGD 653 SGD
Most Expensive
C
Diamond Quarter
0.31SI2F6515AC1EN · Oct 30
$1,509 NZD
£668 GBP
View
1 more retailer has this diamond
Prices start from $859 NZDSave up to $650 NZD

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 Heart
$859 NZD