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Heart|Natural|GIA

1.20ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 6545692388

Certificate GIA 6545692388

Diamond specifications and retailer prices

From $2,844 NZD
HK$12,500 HKD
As of November 2, 2026
Save $4,985 NZD (64%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $7,829 NZD at NZ Jewellers · As of November 3, 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 H 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 6545692388. Listed at 17 retailers as of November 2, 2026, with prices from $2,844 to $7,829, a $4,985 spread on the same certified stone. NZ Jewellers lists it at $7,829. 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
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 6545692388
Dimensions6.75 × 7.28 × 4.21 mm
L/W Ratio1.08
Top View
6.75 mm7.28 mm1.20 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 6545692388
Side View
Table 59.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 57.9%

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 2
Current: $7,829 NZD|Low: $2,821 NZD|High: $7,879 NZD|Avg: $4,285 NZD|-0.6%
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
November 3, 2026
Retailer 13$2,844 NZD
Retailer 12$3,005 NZD
Retailer 3$3,455 NZD
Retailer 6$3,506 NZD
Retailer 14$3,702 NZD
Retailer 4$3,768 NZD
Retailer 5$3,768 NZD
Retailer 8$3,917 NZD
Retailer 10$3,928 NZD
Retailer 7$3,972 NZD
Retailer 2$4,108 NZD
Retailer 11$4,321 NZD
Retailer 15$5,111 NZD
Retailer 9$6,562 NZD
NZ Jewellers$7,829 NZD

24 data points across 15 retailers

17 retailers$2,844 NZD to $7,829 NZD

A
Cheapest Retailer
-
$2,844 NZD
HK$12,500 HKD
A
Retailer 2
-
$3,005 NZD
₹161,003 INR
View
A
Retailer 3
-
$3,455 NZD
$1,944 USD
View
Final sale: no returns
A
Retailer 4
-
$3,506 NZD
SGD 2,666 SGD
View
B+
Retailer 5
-
$3,590 NZD
$2,020 USD
View
B+
Retailer 6
-
$3,702 NZD
£1,640 GBP
View
B+
Retailer 7
-
$3,768 NZD
$2,120 USD
View
B+
Retailer 8
-
$3,768 NZD
$2,120 USD
View
B+
Retailer 9
-
$3,891 NZD
A$3,368 AUD
View
B+
Retailer 10
-
$3,917 NZD
$2,204 USD
View
B+
Retailer 11
-
$3,928 NZD
$2,210 USD
View
Retailer 12
-
$3,972 NZD
SGD 3,020 SGD
View
Price last confirmed 7 days ago
B+
Retailer 13
-
$4,108 NZD
£1,820 GBP
View
B+
Retailer 14
-
$4,321 NZD
$2,431 USD
View
B
Retailer 15
-
$5,111 NZD
€2,739 EUR
View
B
Retailer 16
-
$6,562 NZD
£2,907 GBP
View
Most Expensive
B
NZ Jewellers
520958f5-213b-44e8-a64a-c53f7e0bb77d · Nov 3
$7,829 NZD
$4,405 USD
View
16 more retailers have this diamond
Prices start from $2,844 NZDSave up to $4,985 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
1.20ct Heart
$2,844 NZD