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Heart|Natural|GIA

1.70ct H SI1 Heart Natural Diamond

EX • H/SI1 • GIA 1395452113

Certificate GIA 1395452113

Diamond specifications and retailer prices

From $8,617 AUD
₹575,116 INR
As of October 31, 2026
Save $11,176 AUD (56%) vs most expensive(unlock to see where)
20 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1395452113. Listed at 20 retailers as of October 30, 2026, with prices from $8,617 to $19,793, a $11,176 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1395452113
Dimensions7.58 × 8.04 × 4.43 mm
L/W Ratio1.06
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Feather, Indented Natural
Top View
7.58 mm8.04 mm1.70 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1395452113
Side View
Table 58.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 55.1%

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: Oct 31
Current: $12,928 AUD|Low: $8,265 AUD|High: $16,692 AUD|Avg: $11,991 AUD|+1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 5$8,617 AUD
Retailer 6$8,639 AUD
Retailer 8$10,923 AUD
Retailer 2$11,169 AUD
Retailer 7$11,347 AUD
Retailer 9$12,016 AUD
Retailer 1$12,928 AUD
Retailer 4$14,538 AUD
Retailer 3$16,492 AUD

35 data points across 9 retailers

20 retailers$8,617 AUD to $19,793 AUD

B+
Cheapest Retailer
-
$8,617 AUD
₹575,116 INR
B+
Retailer 2
-
$8,639 AUD
HK$47,300 HKD
View
B+
Retailer 3
-
$9,823 AUD
$6,884 USD
View
Retailer 4
-
$9,851 AUD
SGD 9,329 SGD
View
Price last confirmed 21 days ago
B+
Retailer 5
-
$10,014 AUD
$7,018 USD
View
B+
Retailer 6
-
$10,228 AUD
$7,168 USD
View
B
Retailer 7
-
$10,894 AUD
$7,635 USD
View
B
Retailer 8
-
$10,923 AUD
$7,655 USD
View
Final sale: no returns
B
Retailer 9
-
$10,924 AUD
$7,656 USD
View
B+
Retailer 10
-
$11,169 AUD
£6,163 GBP
View
Retailer 11
-
$11,347 AUD
View
Price last confirmed 11 days ago
B
Retailer 12
-
$11,835 AUD
$8,294 USD
View
B
Retailer 13
-
$12,016 AUD
$8,421 USD
View
B
Retailer 14
-
$12,086 AUD
$8,470 USD
View
B
Retailer 15
-
$12,928 AUD
€8,629 EUR
View
B
Retailer 16
-
$13,655 AUD
$9,570 USD
View
B
Retailer 17
-
$14,538 AUD
ZAR 164,601 ZAR
View
B
Retailer 18
-
$16,492 AUD
£9,101 GBP
View
B
Retailer 19
-
$19,737 AUD
$13,832 USD
View
Most Expensive
B
NZ Jewellers
84a0a129-4dc4-425a-ba2f-9e5b91844798 · Oct 30
$19,793 AUD
$13,871 USD
View
19 more retailers have this diamond
Prices start from $8,617 AUDSave up to $11,176 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
$8,617 AUD