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Heart|Natural|GIA

0.31ct G SI2 Heart Natural Diamond

EX • G/SI2 • GIA 2566612958

Certificate GIA 2566612958

Diamond specifications and retailer prices

From $400 SGD
As of November 1, 2026
Save $136 SGD (25%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $536 SGD at 77 Diamonds · As of November 2, 2026
View at 77 Diamonds

About this 0.31ct natural heart diamond

This 0.31ct natural heart sits in the sub-half-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2566612958. Listed at 4 retailers as of November 1, 2026, with prices from $400 to $536, a $136 spread on the same certified stone. 77 Diamonds lists it at $536. 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
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.78°
Pavilion angle38.48°
OriginNatural
Grading LabGIA
CertificateGIA 2566612958
Dimensions4.11 × 4.68 × 2.78 mm
L/W Ratio1.14
Culet sizeNone
Top View
4.11 mm4.68 mm0.31 ctG / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2566612958
Side View
Table 57.0%Crown 34.78°Girdle: MED-VTKPavilion 38.48°Culet: NoneDepth 59.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $536 SGD|Low: $400 SGD|High: $536 SGD|Avg: $488 SGD
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 4$400 SGD
Retailer 2$514 SGD
Retailer 3$520 SGD
77 Diamonds$536 SGD

3 data points across 4 retailers

4 retailers$400 SGD to $536 SGD

A
Cheapest Retailer
-
$400 SGD
B+
Retailer 2
-
$514 SGD
£317 GBP
View
B
Retailer 3
-
$520 SGD
$407 USD
View
Most Expensive
B+
77 Diamonds
HSPUIFSWARTDWXV · Nov 2
$536 SGD
£330 GBP
View
3 more retailers have this diamond
Prices start from $400 SGDSave up to $136 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 Heart
$400 SGD