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Heart|Natural|GIA

0.90ct H SI1 Heart Natural Diamond

ID • H/SI1 • GIA 2557383760

Certificate GIA 2557383760

Diamond specifications and retailer prices

From $1,681 NZD
$946 USD
As of November 1, 2026
Save $3,629 NZD (68%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,311 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.9ct natural heart diamond

This 0.9ct natural heart sits in the just-under-one-carat band, graded H 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 2557383760. Listed at 16 retailers as of October 30, 2026, with prices from $1,681 to $5,311, a $3,629 spread on the same certified stone. NZ Jewellers lists it at $5,311. 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

0.90
Carat
H
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557383760
Dimensions6.63 × 5.99 × 3.91 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle, Indented Natural
Top View
6.63 mm5.99 mm0.90 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557383760
Side View
Table 57.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 59.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $5,311 NZD|Low: $1,600 NZD|High: $5,311 NZD|Avg: $2,606 NZD|+1.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 2, 2026
Retailer 16$1,681 NZD
Retailer 8$1,781 NZD
Retailer 9$1,813 NZD
Retailer 17$1,973 NZD
Retailer 19$1,973 NZD
Retailer 18$2,047 NZD
Retailer 10$2,171 NZD
Retailer 3$2,223 NZD
Retailer 11$2,248 NZD
Retailer 14$2,275 NZD
Retailer 4$2,382 NZD
Retailer 5$2,382 NZD
Retailer 6$2,453 NZD
Retailer 7$2,668 NZD
Retailer 12$3,042 NZD
Retailer 15$3,189 NZD
Retailer 13$3,988 NZD
Retailer 2$4,189 NZD
NZ Jewellers$5,311 NZD

31 data points across 19 retailers

16 retailers$1,681 NZD to $5,311 NZD

A
Cheapest Retailer
-
$1,681 NZD
$946 USD
A
Retailer 2
-
$1,781 NZD
$1,002 USD
View
A
Retailer 3
-
$1,813 NZD
$1,020 USD
View
A
Retailer 4
-
$1,973 NZD
$1,110 USD
View
A
Retailer 5
-
$2,047 NZD
$1,152 USD
View
B+
Retailer 6
-
$2,223 NZD
$1,251 USD
View
B+
Retailer 7
-
$2,275 NZD
$1,280 USD
View
B+
Retailer 8
-
$2,382 NZD
$1,340 USD
View
B+
Retailer 9
-
$2,382 NZD
$1,340 USD
View
B+
Retailer 10
-
$2,453 NZD
$1,380 USD
View
Retailer 11
-
$2,668 NZD
£1,182 GBP
View
Price last confirmed 17 days ago
B+
Retailer 12
-
$3,042 NZD
€1,630 EUR
View
B+
Retailer 13
-
$3,189 NZD
ZAR 28,984 ZAR
View
B
Retailer 14
-
$3,988 NZD
£1,767 GBP
View
B
Retailer 15
-
$4,189 NZD
£1,856 GBP
View
Most Expensive
B
NZ Jewellers
815dda81-5c41-4345-81a9-9a65129d2c49 · Oct 30
$5,311 NZD
$2,988 USD
View
15 more retailers have this diamond
Prices start from $1,681 NZDSave up to $3,629 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.

A
0.90ct Heart
$1,681 NZD