Heart|Natural|GIA

1.01ct K SI1 Heart Natural Diamond

EX • K/SI1 • GIA 1379616165

Certificate GIA 1379616165

Diamond specifications and retailer prices

From $1,244 USD
As of November 6, 2026
Save $3,008 USD (71%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,252 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural heart diamond

This 1.01ct 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 1379616165. Listed at 18 retailers as of November 5, 2026, with prices from $1,244 to $4,252, a $3,008 spread on the same certified stone. NZ Jewellers lists it at $4,252. 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

1.01
Carat
K
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryGood
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1379616165
Dimensions6.12 × 6.35 × 4.00 mm
L/W Ratio1.04
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Needle, Indented Natural, Natural
Top View
6.12 mm6.35 mm1.01 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryGood
FluorescenceFaint
CertificateGIA 1379616165
Side View
Table 61.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 62.9%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $1,244 USD|Low: $1,244 USD|High: $3,091 USD|Avg: $1,973 USD|-3.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 1$1,244 USD
Retailer 10$1,267 USD
Retailer 2$1,680 USD
Retailer 3$1,691 USD
Retailer 9$1,695 USD
Retailer 5$1,759 USD
Retailer 6$1,934 USD
Retailer 7$2,127 USD
Retailer 4$2,367 USD
Retailer 8$3,045 USD

27 data points across 10 retailers

18 retailers$1,244 USD to $4,252 USD

A
Cheapest Retailer
-
$1,244 USD
A
Retailer 2
-
$1,267 USD
View
B+
Retailer 3
-
$1,680 USD
View
B+
Retailer 4
-
$1,691 USD
View
B+
Retailer 5
-
$1,695 USD
View
Retailer 6
-
$1,743 USD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$1,743 USD
View
B+
Retailer 8
-
$1,759 USD
View
B+
Retailer 9
-
$1,824 USD
View
B
Retailer 10
-
$1,880 USD
View
B
Retailer 11
-
$1,904 USD
View
B
Retailer 12
-
$1,934 USD
View
B
Retailer 13
-
$2,011 USD
View
B
Retailer 14
-
$2,127 USD
View
B
Retailer 15
-
$2,367 USD
View
B
Retailer 16
-
$3,045 USD
View
B
Retailer 17
-
$3,322 USD
View
Most Expensive
C
NZ Jewellers
4b47987b-8a0b-42b7-a750-6590096d8bd8 · Nov 5
$4,252 USD
View
17 more retailers have this diamond
Prices start from $1,244 USDSave up to $3,008 USD

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
1.01ct Heart
$1,244 USD