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Round|Lab Grown|GIA

1.72ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • GIA 1495354904

Certificate GIA 1495354904

Diamond specifications and retailer prices

From $911 AUD
$640 USD
As of October 30, 2026
Save $2,856 AUD (76%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,401 AUD at MOH London · As of October 26, 2026
View at MOH London

About this 1.72ct lab-grown round diamond

This 1.72ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1495354904. Listed at 10 retailers as of October 30, 2026, with a 313% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 1495354904
Dimensions8.47 × 6.23 × 3.99 mm
L/W Ratio1.36
Girdle conditionFaceted
Cert comments
This is a man-made diamond produced by CVD (Chemical Vapor Deposition) growth process and has evidence of post-growth treatments to change the color.
Key to symbols
Growth Remnant
Top View
8.47 mm6.23 mm1.72 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1495354904
Side View
Table 63.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 64.1%

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 30
Current: $4,401 AUD|Low: $649 AUD|High: $4,448 AUD|Avg: $2,032 AUD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 6$911 AUD
Retailer 8$938 AUD
Retailer 7$1,196 AUD
Retailer 4$1,312 AUD
Retailer 5$1,320 AUD
Retailer 2$1,583 AUD
Retailer 3$1,631 AUD
Retailer 9$2,976 AUD
Retailer 10$3,767 AUD
MOH London$4,401 AUD

41 data points across 10 retailers

10 retailers$911 AUD to $3,767 AUD

A
Cheapest Retailer
-
$911 AUD
$640 USD
Final sale: no returns
A
Retailer 2
-
$938 AUD
$659 USD
View
B+
Retailer 3
-
$1,196 AUD
$840 USD
View
B+
Retailer 4
-
$1,312 AUD
HK$7,200 HKD
View
Retailer 5
-
$1,320 AUD
$927 USD
View
Price last confirmed 11 days ago
B
Retailer 6
-
$1,583 AUD
£876 GBP
View
B
Retailer 7
-
$1,631 AUD
€1,091 EUR
View
B
Retailer 8
-
$2,976 AUD
$2,090 USD
View
B
Retailer 9
-
$3,767 AUD
$2,646 USD
View
Most Expensive
MOH London
1495354904 · Oct 26
$4,401 AUD
£2,434 GBP
View
Price under review
9 more retailers have this diamond
Prices start from $911 AUDSave up to $2,856 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
1.72ct Round
$911 AUD