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Heart|Natural|GIA

1.70ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 2245018475

Certificate GIA 2245018475

Diamond specifications and retailer prices

From $3,973 AUD
SGD 3,771 SGD
As of October 31, 2026
Save $3,345 AUD (46%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $7,317 AUD at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

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 2245018475. Listed at 8 retailers as of October 27, 2026, with prices from $3,973 to $7,317, a $3,345 spread on the same certified stone. Wholesale Diamonds Direct lists it at $7,317. 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
SymmetryExcellent
FluorescenceFaint
Crown angle44.22°
Pavilion angle38.4°
OriginNatural
Grading LabGIA
CertificateGIA 2245018475
Dimensions7.19 × 8.14 × 4.87 mm
L/W Ratio1.13
Culet sizeNone
Top View
7.19 mm8.14 mm1.70 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2245018475
Side View
Table 59.0%Crown 44.22°Girdle: MED-THKPavilion 38.4°Culet: NoneDepth 59.8%

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: Oct 31
Current: $4,598 AUD|Low: $3,416 AUD|High: $7,456 AUD|Avg: $4,865 AUD|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Wholesale Diamonds Direct
November 2, 2026
Retailer 7$3,416 AUD
Retailer 4$3,973 AUD
Retailer 3$4,204 AUD
Retailer 2$4,338 AUD
Retailer 1$4,598 AUD
Retailer 6$4,696 AUD
Retailer 5$5,011 AUD
Retailer 8$5,292 AUD
Wholesale Diamonds Direct$7,317 AUD

37 data points across 9 retailers

8 retailers$3,973 AUD to $7,317 AUD

A
Cheapest Retailer
-
$3,973 AUD
SGD 3,771 SGD
A
Retailer 2
-
$4,204 AUD
$2,953 USD
View
A
Retailer 3
-
$4,338 AUD
$3,047 USD
View
A
Retailer 4
-
$4,598 AUD
£2,543 GBP
View
A
Retailer 5
-
$4,696 AUD
SGD 4,458 SGD
View
A
Retailer 6
-
$5,011 AUD
$3,520 USD
View
A
Retailer 7
-
$5,292 AUD
$3,717 USD
View
Most Expensive
B+
Wholesale Diamonds Direct
413929492 · Oct 27
$7,317 AUD
$5,140 USD
View
7 more retailers have this diamond
Prices start from $3,973 AUDSave up to $3,345 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.

A
1.70ct Heart
$3,973 AUD