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Heart|Natural|GIA

0.81ct E SI1 Heart Natural Diamond

EX • E/SI1 • GIA 6322575342

Certificate GIA 6322575342

Diamond specifications and retailer prices

From $3,520 NZD
$1,984 USD
As of October 30, 2026
Save $2,999 NZD (46%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $6,519 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 0.81ct natural heart diamond

This 0.81ct natural heart sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6322575342. Listed at 4 retailers as of October 29, 2026, with prices from $3,520 to $6,519, a $2,999 spread on the same certified stone. MOH London lists it at $6,519. 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

0.81
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6322575342
Dimensions5.50 × 6.56 × 3.87 mm
L/W Ratio1.19
Top View
5.50 mm6.56 mm0.81 ctE / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceFaint
CertificateGIA 6322575342
Side View
Table 59.0%CrownGirdle: NULPavilionCulet: NoneDepth 59.0%

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 30
Current: $6,519 NZD|Low: $3,472 NZD|High: $6,562 NZD|Avg: $4,681 NZD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 4$3,520 NZD
Retailer 2$4,059 NZD
Retailer 3$4,563 NZD
Retailer 5$4,924 NZD
MOH London$6,519 NZD

41 data points across 5 retailers

4 retailers$3,520 NZD to $6,519 NZD

B+
Cheapest Retailer
-
$3,520 NZD
$1,984 USD
B
Retailer 2
-
$4,059 NZD
£1,802 GBP
View
Retailer 3
-
$4,563 NZD
A$3,957 AUD
View
Price last confirmed 25 days ago
Most Expensive
B
MOH London
5DE45E469 · Oct 29
$6,519 NZD
£2,893 GBP
View
3 more retailers have this diamond
Prices start from $3,520 NZDSave up to $2,999 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+
0.81ct Heart
$3,520 NZD