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Heart|Natural|GIA

0.74ct I SI1 Heart Natural Diamond

EX • I/SI1 • GIA 6551123589

Certificate GIA 6551123589

Diamond specifications and retailer prices

From $786 AUD
$551 USD
As of November 2, 2026
Save $714 AUD (48%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,501 AUD at GemTrove · As of November 2, 2026
View at GemTrove

About this 0.74ct natural heart diamond

This 0.74ct natural heart sits in the half to three-quarter carat band, graded I 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 6551123589. Listed at 5 retailers as of November 2, 2026, with prices from $786 to $1,501, a $714 spread on the same certified stone. GemTrove lists it at $1,501. 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

0.74
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551123589
Dimensions5.61 × 6.30 × 3.74 mm
L/W Ratio1.12
Top View
5.61 mm6.30 mm0.74 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551123589
Side View
Table 61.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 59.3%

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: $1,501 AUD|Low: $731 AUD|High: $1,501 AUD|Avg: $1,053 AUD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 3, 2026
Retailer 5$786 AUD
Retailer 4$870 AUD
Retailer 2$957 AUD
Retailer 3$997 AUD
Retailer 6$1,107 AUD
GemTrove$1,501 AUD

40 data points across 6 retailers

5 retailers$786 AUD to $1,501 AUD

A
Cheapest Retailer
-
$786 AUD
$551 USD
Final sale: no returns
A
Retailer 2
-
$870 AUD
SGD 824 SGD
View
A
Retailer 3
-
$957 AUD
£528 GBP
View
B+
Retailer 4
-
$997 AUD
$699 USD
View
Most Expensive
B
GemTrove
GT-N-01265124-98 · Nov 2
$1,501 AUD
View
4 more retailers have this diamond
Prices start from $786 AUDSave up to $714 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
0.74ct Heart
$786 AUD