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Heart|Natural|GIA

0.31ct D SI2 Heart Natural Diamond

EX • D/SI2 • GIA 1569450007

Certificate GIA 1569450007

Diamond specifications and retailer prices

From $588 AUD
SGD 558 SGD
As of October 31, 2026
Save $283 AUD (33%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $871 AUD at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

About this 0.31ct natural heart diamond

This 0.31ct natural heart sits in the sub-half-carat band, graded D 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 1569450007. Listed at 6 retailers as of October 27, 2026, with prices from $588 to $871, a $283 spread on the same certified stone. Wholesale Diamonds Direct lists it at $871. 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
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle38.4°
Pavilion angle38.43°
OriginNatural
Grading LabGIA
CertificateGIA 1569450007
Dimensions4.13 × 4.67 × 2.72 mm
L/W Ratio1.13
Culet sizeNone
Top View
4.13 mm4.67 mm0.31 ctD / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 1569450007
Side View
Table 60.0%Crown 38.4°Girdle: THN-THKPavilion 38.43°Culet: NoneDepth 58.3%

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: $711 AUD|Low: $588 AUD|High: $871 AUD|Avg: $745 AUD|+4.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Wholesale Diamonds Direct
November 1, 2026
Retailer 3$588 AUD
Retailer 1$711 AUD
Retailer 2$756 AUD
Retailer 4$765 AUD
Wholesale Diamonds Direct$871 AUD

18 data points across 5 retailers

6 retailers$588 AUD to $871 AUD

B+
Cheapest Retailer
-
$588 AUD
SGD 558 SGD
B+
Retailer 2
-
$635 AUD
SGD 603 SGD
View
B
Retailer 3
-
$711 AUD
£393 GBP
View
B
Retailer 4
-
$756 AUD
£418 GBP
View
B
Retailer 5
-
$765 AUD
$537 USD
View
Most Expensive
B
Wholesale Diamonds Direct
524940032 · Oct 27
$871 AUD
$612 USD
View
5 more retailers have this diamond
Prices start from $588 AUDSave up to $283 AUD

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
$588 AUD