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Radiant|Lab Grown|IGI

1.73ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG691551833

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG691551833

Diamond specifications and retailer prices

From $340 AUD
$239 USD
As of October 30, 2026
Save $1,567 AUD (82%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,908 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.73ct lab-grown radiant diamond

This 1.73ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG691551833 or 691551833. Listed at 20 retailers as of October 30, 2026, with prices from $340 to $1,908, a $1,567 spread on the same certified stone. Brilliant Earth lists it at $1,908. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle27.8°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG691551833
Dimensions8.30 × 6.03 × 4.05 mm
L/W Ratio1.38
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.30 mm6.03 mm1.73 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG691551833
Side View
Table 63.0%Crown 27.8°Girdle: MED-STKPavilion 35.7°Culet: NoneDepth 67.2%

Caratlytics Score

How it works →
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 30
Current: $1,908 AUD|Low: $252 AUD|High: $2,007 AUD|Avg: $1,025 AUD|-4.3%
Brilliant Earth
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
Retailer 16
November 1, 2026
Retailer 5$340 AUD
Retailer 9$513 AUD
Retailer 14$565 AUD
Retailer 15$567 AUD
Retailer 11$671 AUD
Retailer 4$692 AUD
Retailer 10$785 AUD
Retailer 8$868 AUD
Retailer 3$1,102 AUD
Retailer 13$1,348 AUD
Retailer 12$1,530 AUD
Retailer 6$1,590 AUD
Retailer 7$1,648 AUD
Retailer 2$1,678 AUD
Retailer 16$1,766 AUD
Brilliant Earth$1,908 AUD

34 data points across 16 retailers

20 retailers$340 AUD to $1,908 AUD

Retailer 1
-
$317 AUD
$223 USD
Price last confirmed 24 days ago
A
Retailer 2
-
$340 AUD
$239 USD
View
Final sale: no returns
Retailer 3
-
$369 AUD
$259 USD
View
Price last confirmed 35 days ago
Retailer 4
-
$394 AUD
$277 USD
View
Price last confirmed 29 days ago
A
Retailer 5
-
$513 AUD
£284 GBP
View
A
Retailer 6
-
$565 AUD
HK$3,100 HKD
View
B+
Retailer 7
-
$567 AUD
$398 USD
View
A
Retailer 8
-
$671 AUD
€449 EUR
View
A
Retailer 9
-
$692 AUD
$486 USD
View
A
Retailer 10
-
$785 AUD
£434 GBP
View
A
Retailer 11
-
$868 AUD
$610 USD
View
B+
Retailer 12
-
$1,102 AUD
$774 USD
View
B+
Retailer 13
-
$1,348 AUD
$947 USD
View
B+
Retailer 14
-
$1,530 AUD
$1,075 USD
View
B
Retailer 15
-
$1,552 AUD
$1,090 USD
View
B+
Retailer 16
-
$1,590 AUD
$1,117 USD
View
B
Retailer 17
-
$1,648 AUD
SGD 1,564 SGD
View
B
Retailer 18
-
$1,678 AUD
£928 GBP
View
B
Retailer 19
-
$1,766 AUD
$1,241 USD
View
Most Expensive
B
Brilliant Earth
22255834Y · Oct 31
$1,908 AUD
$1,340 USD
View
19 more retailers have this diamond
Prices start from $340 AUDSave up to $1,567 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
1.73ct Radiant
$340 AUD