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Heart|Natural|GIA

1.20ct I SI2 Heart Natural Diamond

EX • I/SI2 • GIA 3555316314

Certificate GIA 3555316314

Diamond specifications and retailer prices

From $1,831 USD
As of November 6, 2026
Save $3,094 USD (63%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,925 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural heart diamond

This 1.2ct 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 3555316314. Listed at 16 retailers as of November 5, 2026, with prices from $1,831 to $4,925, a $3,094 spread on the same certified stone. NZ Jewellers lists it at $4,925. 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

1.20
Carat
I
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3555316314
Dimensions7.22 × 6.62 × 4.08 mm
L/W Ratio1.09
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal, Knot
Top View
7.22 mm6.62 mm1.20 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3555316314
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 56.5%

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: $4,925 USD|Low: $1,626 USD|High: $4,925 USD|Avg: $2,539 USD|+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
November 6, 2026
Retailer 17$1,831 USD
Retailer 7$1,840 USD
Retailer 6$1,951 USD
Retailer 13$2,134 USD
Retailer 15$2,134 USD
Retailer 8$2,230 USD
Retailer 14$2,233 USD
Retailer 10$2,297 USD
Retailer 2$2,316 USD
Retailer 9$2,317 USD
Retailer 3$2,339 USD
Retailer 16$2,463 USD
Retailer 4$2,470 USD
Retailer 18$2,470 USD
Retailer 5$2,550 USD
Retailer 11$2,925 USD
Retailer 12$4,116 USD
NZ Jewellers$4,925 USD

35 data points across 18 retailers

16 retailers$1,831 USD to $4,925 USD

A
Cheapest Retailer
-
$1,831 USD
A
Retailer 2
-
$1,840 USD
View
A
Retailer 3
-
$1,951 USD
View
Final sale: no returns
A
Retailer 4
-
$2,134 USD
View
B+
Retailer 5
-
$2,230 USD
View
B+
Retailer 6
-
$2,233 USD
View
B+
Retailer 7
-
$2,316 USD
View
B+
Retailer 8
-
$2,339 USD
View
Retailer 9
-
$2,439 USD
View
Price last confirmed 28 days ago
B+
Retailer 10
-
$2,463 USD
View
B+
Retailer 11
-
$2,470 USD
View
B+
Retailer 12
-
$2,470 USD
View
B+
Retailer 13
-
$2,550 USD
View
B+
Retailer 14
-
$2,925 USD
View
B
Retailer 15
-
$4,116 USD
View
Most Expensive
B
NZ Jewellers
41363c63-d7cb-4118-9854-3b008e5c6224 · Nov 5
$4,925 USD
View
15 more retailers have this diamond
Prices start from $1,831 USDSave up to $3,094 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
1.20ct Heart
$1,831 USD