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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 $239 USD
As of October 30, 2026
Save $1,101 USD (82%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,340 USD at Brilliant Earth · As of October 29, 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 29, 2026, with prices from $239 to $1,340, a $1,101 spread on the same certified stone. Brilliant Earth lists it at $1,340. 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
Color
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

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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 30
Current: $1,340 USD|Low: $177 USD|High: $1,410 USD|Avg: $700 USD|-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
Retailer 17
October 31, 2026
Retailer 5$239 USD
Retailer 11$361 USD
Retailer 15$397 USD
Retailer 16$398 USD
Retailer 2$471 USD
Retailer 4$486 USD
Retailer 9$505 USD
Retailer 10$552 USD
Retailer 8$610 USD
Retailer 3$774 USD
Retailer 13$947 USD
Retailer 12$1,075 USD
Retailer 6$1,117 USD
Retailer 7$1,157 USD
Retailer 14$1,180 USD
Retailer 17$1,241 USD
Brilliant Earth$1,340 USD

34 data points across 17 retailers

20 retailers$239 USD to $1,340 USD

Retailer 1
-
$223 USD
Price last confirmed 23 days ago
A
Retailer 2
-
$239 USD
View
Final sale: no returns
Retailer 3
-
$259 USD
View
Price last confirmed 34 days ago
Retailer 4
-
$277 USD
View
Price last confirmed 28 days ago
A
Retailer 5
-
$361 USD
£284 GBP
View
A
Retailer 6
-
$397 USD
HK$3,100 HKD
View
B+
Retailer 7
-
$398 USD
View
A
Retailer 8
-
$471 USD
€449 EUR
View
A
Retailer 9
-
$486 USD
View
A
Retailer 10
-
$552 USD
£434 GBP
View
A
Retailer 11
-
$610 USD
View
B+
Retailer 12
-
$774 USD
View
B+
Retailer 13
-
$947 USD
View
B+
Retailer 14
-
$1,075 USD
View
B
Retailer 15
-
$1,090 USD
View
B+
Retailer 16
-
$1,117 USD
View
B
Retailer 17
-
$1,157 USD
SGD 1,564 SGD
View
B
Retailer 18
-
$1,180 USD
£929 GBP
View
B
Retailer 19
-
$1,241 USD
View
Most Expensive
B
Brilliant Earth
22255834Y · Oct 29
$1,340 USD
View
19 more retailers have this diamond
Prices start from $239 USDSave up to $1,101 USD

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
$239 USD