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Heart|Natural|GIA

1.21ct I SI2 Heart Natural Diamond

EX • I/SI2 • GIA 6541016689

Certificate GIA 6541016689

Diamond specifications and retailer prices

From $2,583 NZD
As of November 6, 2026
Save $5,881 NZD (69%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $8,464 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural heart diamond

This 1.21ct natural heart sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6541016689. Listed at 15 retailers as of November 5, 2026, with prices from $2,583 to $8,464, a $5,881 spread on the same certified stone. NZ Jewellers lists it at $8,464. 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

1.21
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6541016689
Dimensions6.50 × 7.27 × 4.26 mm
L/W Ratio1.12
Top View
6.50 mm7.27 mm1.21 ctI / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 6541016689
Side View
Table 60.0%CrownGirdle: MED-THKPavilionCulet: 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 6
Current: $8,464 NZD|Low: $2,583 NZD|High: $8,464 NZD|Avg: $4,048 NZD
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
November 6, 2026
Retailer 2$2,583 NZD
Retailer 6$2,737 NZD
Retailer 3$3,162 NZD
Retailer 9$3,411 NZD
Retailer 7$3,471 NZD
Retailer 16$3,471 NZD
Retailer 14$3,500 NZD
Retailer 13$3,629 NZD
Retailer 4$3,718 NZD
Retailer 5$3,749 NZD
Retailer 10$3,768 NZD
Retailer 12$3,801 NZD
Retailer 15$4,003 NZD
Retailer 8$5,020 NZD
Retailer 11$6,063 NZD
NZ Jewellers$8,464 NZD

28 data points across 16 retailers

15 retailers$2,583 NZD to $8,464 NZD

A
Cheapest Retailer
-
$2,583 NZD
A
Retailer 2
-
$2,737 NZD
View
Final sale: no returns
A
Retailer 3
-
$3,162 NZD
View
A
Retailer 4
-
$3,411 NZD
View
A
Retailer 5
-
$3,471 NZD
View
Retailer 6
-
$3,471 NZD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$3,500 NZD
View
B+
Retailer 8
-
$3,629 NZD
View
B+
Retailer 9
-
$3,718 NZD
View
B+
Retailer 10
-
$3,749 NZD
View
B+
Retailer 11
-
$3,768 NZD
View
B+
Retailer 12
-
$3,801 NZD
View
B+
Retailer 13
-
$4,003 NZD
View
B
Retailer 14
-
$6,063 NZD
View
Most Expensive
B
NZ Jewellers
38aabdc7-25f6-4010-aac9-c88f086b3951 · Nov 5
$8,464 NZD
$4,692 USD
View
14 more retailers have this diamond
Prices start from $2,583 NZDSave up to $5,881 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
1.21ct Heart
$2,583 NZD