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Heart|Natural|GIA

0.81ct I SI1 Heart Natural Diamond

EX • I/SI1 • GIA 2408533563

Certificate GIA 2408533563

Diamond specifications and retailer prices

From $3,304 NZD
$1,859 USD
As of November 1, 2026
Save $3,770 NZD (53%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $7,074 NZD at MOH London · As of November 2, 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2408533563. Listed at 18 retailers as of November 1, 2026, with prices from $3,304 to $7,074, a $3,770 spread on the same certified stone. MOH London lists it at $7,074. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2408533563
Dimensions5.22 × 5.17 × 3.52 mm
L/W Ratio1.01
Top View
5.22 mm5.17 mm0.81 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2408533563
Side View
Table 59.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 68.1%

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 1
Current: $7,074 NZD|Low: $3,094 NZD|High: $7,160 NZD|Avg: $4,643 NZD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 4$3,304 NZD
Retailer 8$3,350 NZD
Retailer 13$3,377 NZD
Retailer 5$3,528 NZD
Retailer 12$3,590 NZD
Retailer 10$3,658 NZD
Retailer 11$4,148 NZD
Retailer 7$4,394 NZD
Retailer 3$4,965 NZD
Retailer 6$5,041 NZD
Retailer 2$5,090 NZD
Retailer 9$6,014 NZD
MOH London$7,074 NZD

39 data points across 13 retailers

18 retailers$3,304 NZD to $7,074 NZD

B+
Cheapest Retailer
-
$3,304 NZD
$1,859 USD
B
Retailer 2
-
$3,350 NZD
$1,885 USD
View
B
Retailer 3
-
$3,377 NZD
$1,900 USD
View
Final sale: no returns
B
Retailer 4
-
$3,528 NZD
$1,985 USD
View
B
Retailer 5
-
$3,590 NZD
$2,020 USD
View
B
Retailer 6
-
$3,658 NZD
$2,058 USD
View
B
Retailer 7
-
$3,715 NZD
$2,090 USD
View
B
Retailer 8
-
$3,763 NZD
$2,117 USD
View
B
Retailer 9
-
$4,088 NZD
$2,300 USD
View
B
Retailer 10
-
$4,088 NZD
$2,300 USD
View
B
Retailer 11
-
$4,148 NZD
$2,334 USD
View
B
Retailer 12
-
$4,230 NZD
$2,380 USD
View
B
Retailer 13
-
$4,394 NZD
£1,947 GBP
View
Retailer 14
-
$4,965 NZD
A$4,298 AUD
View
Price last confirmed 27 days ago
B
Retailer 15
-
$5,041 NZD
€2,701 EUR
View
B
Retailer 16
-
$5,090 NZD
£2,255 GBP
View
B
Retailer 17
-
$6,014 NZD
ZAR 54,663 ZAR
View
Most Expensive
B
MOH London
42B5ADD21 · Nov 2
$7,074 NZD
£3,134 GBP
View
17 more retailers have this diamond
Prices start from $3,304 NZDSave up to $3,770 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
$3,304 NZD