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Heart|Natural|GIA

1.00ct D SI2 Heart Natural Diamond

EX • D/SI2 • GIA 1518446426

Certificate GIA 1518446426

Diamond specifications and retailer prices

From $2,664 NZD
As of November 4, 2026
Save $1,508 NZD (36%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $4,172 NZD at GemTrove · As of November 6, 2026
View at GemTrove

About this 1ct natural heart diamond

This 1ct natural heart sits in the classic one-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 1518446426. Listed at 7 retailers as of November 4, 2026, with prices from $2,664 to $4,172, a $1,508 spread on the same certified stone. GemTrove lists it at $4,172. 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

1.00
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1518446426
Dimensions6.95 × 5.88 × 3.52 mm
L/W Ratio1.18
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle, Indented Natural, Natural
Top View
6.95 mm5.88 mm1.00 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1518446426
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 59.8%

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 4
Current: $4,172 NZD|Low: $2,435 NZD|High: $4,172 NZD|Avg: $3,249 NZD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 5$2,664 NZD
Retailer 2$2,686 NZD
Retailer 6$2,939 NZD
Retailer 4$2,962 NZD
Retailer 3$3,216 NZD
Retailer 7$3,353 NZD
GemTrove$4,172 NZD

41 data points across 7 retailers

7 retailers$2,664 NZD to $4,172 NZD

A
Cheapest Retailer
-
$2,664 NZD
Final sale: no returns
A
Retailer 2
-
$2,686 NZD
View
A
Retailer 3
-
$2,939 NZD
View
A
Retailer 4
-
$2,962 NZD
View
A
Retailer 5
-
$3,216 NZD
View
A
Retailer 6
-
$3,353 NZD
View
Most Expensive
B+
GemTrove
GT-N-01267136-98 · Nov 6
$4,172 NZD
A$3,558 AUD
View
6 more retailers have this diamond
Prices start from $2,664 NZDSave up to $1,508 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
1.00ct Heart
$2,664 NZD