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Heart|Natural|GIA

0.31ct D SI2 Heart Natural Diamond

EX • D/SI2 • GIA 7563198391

Certificate GIA 7563198391

Diamond specifications and retailer prices

From $886 NZD
£393 GBP
As of November 2, 2026
Save $683 NZD (44%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,569 NZD at MOH London · As of November 2, 2026
View at MOH London

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 7563198391. Listed at 5 retailers as of November 2, 2026, with prices from $886 to $1,569, a $683 spread on the same certified stone. MOH London lists it at $1,569. 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
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7563198391
Dimensions4.10 × 4.67 × 2.86 mm
L/W Ratio1.14
Key to symbols
Crystal, Feather
Top View
4.10 mm4.67 mm0.31 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7563198391
Side View
Table 58.0%CrownGirdle: THN-ETKPavilionCulet: NoneDepth 61.2%

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: Nov 2
Current: $1,569 NZD|Low: $487 NZD|High: $1,589 NZD|Avg: $871 NZD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 5$487 NZD
Retailer 6$542 NZD
Retailer 2$886 NZD
Retailer 3$932 NZD
Retailer 4$956 NZD
MOH London$1,569 NZD

41 data points across 6 retailers

5 retailers$886 NZD to $1,569 NZD

Retailer 1
-
$487 NZD
₹26,118 INR
Price last confirmed 15 days ago
B+
Retailer 2
-
$886 NZD
£393 GBP
View
B+
Retailer 3
-
$932 NZD
£413 GBP
View
B+
Retailer 4
-
$956 NZD
$538 USD
View
Most Expensive
B
MOH London
278AABED3 · Nov 2
$1,569 NZD
£695 GBP
View
4 more retailers have this diamond
Prices start from $886 NZDSave up to $683 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
$886 NZD