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Round|Lab Grown|IGI

1.72ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG585333147

Shape and cutting style on the report: Round brilliant

Certificate IGI LG585333147

Diamond specifications and retailer prices

From $291 AUD
$204 USD
As of October 29, 2026
Save $2,506 AUD (90%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,797 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG585333147 or 585333147. Listed at 9 retailers as of October 29, 2026, with prices from $291 to $2,797, a $2,506 spread on the same certified stone. Do Amore Diamonds lists it at $2,797. 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG585333147
Dimensions7.70 × 7.68 × 4.75 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.70 mm7.68 mm1.72 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG585333147
Side View
Table 57.0%Crown 34°Girdle: MediumPavilion 41.2°Culet: NoneDepth 61.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $2,797 AUD|Low: $241 AUD|High: $9,465 AUD|Avg: $1,720 AUD|-2.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 29, 2026
Retailer 13$291 AUD
Retailer 14$330 AUD
Retailer 12$338 AUD
Retailer 11$624 AUD
Retailer 4$775 AUD
Retailer 3$862 AUD
Retailer 15$926 AUD
Retailer 7$927 AUD
Retailer 8$1,156 AUD
Retailer 9$1,166 AUD
Retailer 10$1,281 AUD
Retailer 2$1,607 AUD
Retailer 6$1,698 AUD
Do Amore Diamonds$2,797 AUD
Retailer 5$9,465 AUD

15 data points across 15 retailers

9 retailers$291 AUD to $2,797 AUD

A
Cheapest Retailer
-
$291 AUD
$204 USD
A
Retailer 2
-
$330 AUD
$231 USD
View
Final sale: no returns
A
Retailer 3
-
$338 AUD
$237 USD
View
B+
Retailer 4
-
$624 AUD
$437 USD
View
Retailer 5
-
$1,156 AUD
$810 USD
View
Price last confirmed 12 days ago
Retailer 6
-
$1,166 AUD
$817 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
$1,281 AUD
$898 USD
View
B
Retailer 8
-
$1,607 AUD
£887 GBP
View
Most Expensive
B
Do Amore Diamonds
27-5D109CE66 · Oct 29
$2,797 AUD
$1,960 USD
View
8 more retailers have this diamond
Prices start from $291 AUDSave up to $2,506 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
$291 AUD