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Heart|Natural|GIA

1.70ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 1395299982

Certificate GIA 1395299982

Diamond specifications and retailer prices

From $8,673 AUD
$6,078 USD
As of November 2, 2026
Save $11,120 AUD (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $19,793 AUD 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 1395299982. Listed at 19 retailers as of October 30, 2026, with prices from $8,673 to $19,793, a $11,120 spread on the same certified stone. NZ Jewellers lists it at $19,793. 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 1395299982
Dimensions7.57 × 8.07 × 4.48 mm
L/W Ratio1.07
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal, Indented Natural
Top View
7.57 mm8.07 mm1.70 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1395299982
Side View
Table 61.0%CrownGirdle: STK-ETKPavilionCulet: NoneDepth 55.5%

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 2
Current: $11,464 AUD|Low: $8,317 AUD|High: $16,692 AUD|Avg: $11,580 AUD|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 5$8,730 AUD
Retailer 6$9,350 AUD
Retailer 7$9,896 AUD
Retailer 9$9,897 AUD
Retailer 8$10,886 AUD
Retailer 3$11,169 AUD
Retailer 1$11,464 AUD
Retailer 2$12,928 AUD
Retailer 4$16,492 AUD

37 data points across 9 retailers

19 retailers$8,673 AUD to $19,793 AUD

B+
Cheapest Retailer
-
$8,673 AUD
$6,078 USD
B+
Retailer 2
-
$8,730 AUD
HK$47,800 HKD
View
B+
Retailer 3
-
$9,350 AUD
$6,553 USD
View
B+
Retailer 4
-
$9,896 AUD
$6,935 USD
View
Final sale: no returns
B+
Retailer 5
-
$9,897 AUD
$6,936 USD
View
B+
Retailer 6
-
$9,978 AUD
$6,993 USD
View
B
Retailer 7
-
$10,722 AUD
$7,514 USD
View
B
Retailer 8
-
$10,886 AUD
$7,629 USD
View
B
Retailer 9
-
$11,081 AUD
$7,766 USD
View
B
Retailer 10
-
$11,169 AUD
£6,163 GBP
View
B
Retailer 11
-
$11,464 AUD
£6,326 GBP
View
B
Retailer 12
-
$11,829 AUD
$8,290 USD
View
B
Retailer 13
-
$11,829 AUD
$8,290 USD
View
B
Retailer 14
-
$12,229 AUD
$8,570 USD
View
B
Retailer 15
-
$12,370 AUD
$8,669 USD
View
B
Retailer 16
-
$12,928 AUD
€8,629 EUR
View
Retailer 17
-
$13,035 AUD
$9,135 USD
View
Price last confirmed 10 days ago
B
Retailer 18
-
$16,492 AUD
£9,101 GBP
View
Most Expensive
B
NZ Jewellers
4cd927c0-c1e9-4f82-8534-212dd4f116fb · Oct 30
$19,793 AUD
$13,871 USD
View
18 more retailers have this diamond
Prices start from $8,673 AUDSave up to $11,120 AUD

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
$8,673 AUD