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Heart|Natural|GIA

1.72ct D SI2 Heart Natural Diamond

EX • D/SI2 • GIA 1236788280

Certificate GIA 1236788280

Diamond specifications and retailer prices

From $12,713 AUD
£7,032 GBP
As of October 30, 2026
Save $6,367 AUD (33%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $19,080 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.72ct natural heart diamond

This 1.72ct natural heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1236788280. Listed at 2 retailers as of October 29, 2026, with prices from $12,713 to $19,080, a $6,367 spread on the same certified stone. MOH London lists it at $19,080. 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

1.72
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1236788280
Dimensions7.15 × 8.34 × 4.68 mm
L/W Ratio1.17
Top View
7.15 mm8.34 mm1.72 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1236788280
Side View
Table 62.0%CrownGirdlePavilionCuletDepth 56.1%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $19,080 AUD|Low: $12,528 AUD|High: $19,208 AUD|Avg: $14,678 AUD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
October 30, 2026
Retailer 3$12,528 AUD
Retailer 2$12,713 AUD
Retailer 4$14,540 AUD
MOH London$19,080 AUD

15 data points across 4 retailers

2 retailers$12,713 AUD to $19,080 AUD

B+
Cheapest Retailer
-
$12,713 AUD
£7,032 GBP
Most Expensive
B
MOH London
3A38C03EE · Oct 29
$19,080 AUD
£10,553 GBP
View
1 more retailer has this diamond
Prices start from $12,713 AUDSave up to $6,367 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+
1.72ct Heart
$12,713 AUD