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Heart|Natural|GIA

1.70ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 7398568859

Certificate GIA 7398568859

Diamond specifications and retailer prices

From $10,101 NZD
HK$44,400 HKD
As of November 1, 2026
Save $12,878 NZD (56%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $22,979 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.7ct natural heart diamond

This 1.7ct natural heart sits in the one-and-a-half to two 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 7398568859. Listed at 17 retailers as of October 30, 2026, with prices from $10,101 to $22,979, a $12,878 spread on the same certified stone. NZ Jewellers lists it at $22,979. 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

1.70
Carat
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7398568859
Dimensions6.80 × 7.89 × 4.98 mm
L/W Ratio1.16
Top View
6.80 mm7.89 mm1.70 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7398568859
Side View
Table 59.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 63.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $13,310 NZD|Low: $9,619 NZD|High: $19,378 NZD|Avg: $13,044 NZD|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 4$10,101 NZD
Retailer 8$10,129 NZD
Retailer 5$10,854 NZD
Retailer 6$11,488 NZD
Retailer 7$12,638 NZD
Retailer 2$12,954 NZD
Retailer 1$13,310 NZD
Retailer 3$19,148 NZD

43 data points across 8 retailers

17 retailers$10,101 NZD to $22,979 NZD

B+
Cheapest Retailer
-
$10,101 NZD
HK$44,400 HKD
B+
Retailer 2
-
$10,129 NZD
$5,699 USD
View
B+
Retailer 3
-
$10,854 NZD
$6,107 USD
View
B
Retailer 4
-
$11,488 NZD
$6,464 USD
View
Final sale: no returns
B
Retailer 5
-
$11,490 NZD
$6,465 USD
View
B
Retailer 6
-
$11,586 NZD
$6,519 USD
View
B+
Retailer 7
-
$12,446 NZD
$7,003 USD
View
B
Retailer 8
-
$12,638 NZD
$7,111 USD
View
B+
Retailer 9
-
$12,954 NZD
£5,739 GBP
View
B+
Retailer 10
-
$13,310 NZD
£5,897 GBP
View
B
Retailer 11
-
$13,792 NZD
$7,760 USD
View
B
Retailer 12
-
$13,792 NZD
$7,760 USD
View
B
Retailer 13
-
$14,254 NZD
$8,020 USD
View
B
Retailer 14
-
$14,362 NZD
$8,081 USD
View
Retailer 15
-
$15,137 NZD
$8,517 USD
View
Price last confirmed 10 days ago
B
Retailer 16
-
$19,148 NZD
£8,483 GBP
View
Most Expensive
B
NZ Jewellers
ffdbe4e3-a6ae-4a03-9e9f-b1b92395c467 · Oct 30
$22,979 NZD
$12,929 USD
View
16 more retailers have this diamond
Prices start from $10,101 NZDSave up to $12,878 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.

B+
1.70ct Heart
$10,101 NZD