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Heart|Natural|GIA

1.00ct K SI1 Heart Natural Diamond

EX • K/SI1 • GIA 2547731109

Certificate GIA 2547731109

Diamond specifications and retailer prices

From $1,952 NZD
As of November 4, 2026
Save $1,303 NZD (40%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,255 NZD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1ct natural heart diamond

This 1ct natural heart sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2547731109. Listed at 10 retailers as of November 4, 2026, with prices from $1,952 to $3,255, a $1,303 spread on the same certified stone. Wholesale Diamonds Direct lists it at $3,255. 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
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.8°
Pavilion angle38.05°
OriginNatural
Grading LabGIA
CertificateGIA 2547731109
Dimensions5.90 × 6.94 × 4.06 mm
L/W Ratio1.18
Top View
5.90 mm6.94 mm1.00 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2547731109
Side View
Table 58.0%Crown 36.8°Girdle: MED-THKPavilion 38.05°Culet: NoneDepth 58.6%

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: $2,199 NZD|Low: $1,952 NZD|High: $3,346 NZD|Avg: $2,357 NZD|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Wholesale Diamonds Direct
November 6, 2026
Retailer 3$1,952 NZD
Retailer 8$2,074 NZD
Retailer 7$2,100 NZD
Retailer 4$2,111 NZD
Retailer 6$2,125 NZD
Retailer 1$2,199 NZD
Retailer 5$2,403 NZD
Retailer 9$2,428 NZD
Retailer 2$2,452 NZD
Wholesale Diamonds Direct$3,255 NZD

39 data points across 10 retailers

10 retailers$1,952 NZD to $3,255 NZD

A
Cheapest Retailer
-
$1,952 NZD
A
Retailer 2
-
$2,074 NZD
View
A
Retailer 3
-
$2,100 NZD
View
A
Retailer 4
-
$2,111 NZD
View
A
Retailer 5
-
$2,125 NZD
View
A
Retailer 6
-
$2,199 NZD
View
A
Retailer 7
-
$2,403 NZD
View
A
Retailer 8
-
$2,428 NZD
View
A
Retailer 9
-
$2,452 NZD
View
Most Expensive
B+
Wholesale Diamonds Direct
488122460 · Nov 6
$3,255 NZD
$1,804 USD
View
9 more retailers have this diamond
Prices start from $1,952 NZDSave up to $1,303 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
$1,952 NZD