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Heart|Lab Grown|IGI

1.73ct F VS1 Heart Lab Grown Diamond

ID • F/VS1 • IGI LG754515357

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG754515357

Diamond specifications and retailer prices

From $297 USD
As of November 2, 2026
Save $1,543 USD (84%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,840 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.73ct lab-grown heart diamond

This 1.73ct lab-grown heart sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG754515357 or 754515357. Listed at 21 retailers as of October 31, 2026, with prices from $297 to $1,840, a $1,543 spread on the same certified stone. Brilliant Earth lists it at $1,840. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754515357
Dimensions7.60 × 8.48 × 4.64 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.60 mm8.48 mm1.73 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754515357
Side View
Table 63.0%Crown 34.6°Girdle: MED-THKPavilion 38.4°Culet: NoneDepth 54.7%

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: Nov 2
Current: $1,840 USD|Low: $283 USD|High: $1,910 USD|Avg: $839 USD|-3.7%
Brilliant Earth
Retailer 2
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
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Retailer 19
November 2, 2026
Retailer 19$297 USD
Retailer 10$345 USD
Retailer 13$350 USD
Retailer 5$369 USD
Retailer 9$369 USD
Retailer 16$525 USD
Retailer 7$604 USD
Retailer 12$636 USD
Retailer 4$637 USD
Retailer 2$654 USD
Retailer 18$670 USD
Retailer 6$995 USD
Retailer 15$1,073 USD
Retailer 3$1,185 USD
Retailer 11$1,233 USD
Retailer 14$1,417 USD
Retailer 17$1,480 USD
Retailer 8$1,504 USD
Brilliant Earth$1,840 USD

43 data points across 19 retailers

21 retailers$297 USD to $1,840 USD

A
Cheapest Retailer
-
$297 USD
A
Retailer 2
-
$345 USD
View
A
Retailer 3
-
$350 USD
View
Final sale: no returns
A
Retailer 4
-
$369 USD
View
Retailer 5
-
$369 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$525 USD
View
A
Retailer 7
-
$604 USD
View
A
Retailer 8
-
$636 USD
ZAR 10,268 ZAR
View
B+
Retailer 9
-
$637 USD
View
A
Retailer 10
-
$654 USD
£515 GBP
View
B+
Retailer 11
-
$670 USD
View
B+
Retailer 12
-
$995 USD
View
B+
Retailer 13
-
$1,073 USD
A$1,650 AUD
View
B
Retailer 14
-
$1,185 USD
View
B
Retailer 15
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$1,216 USD
View
B
Retailer 16
-
$1,233 USD
View
B
Retailer 17
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$1,359 USD
View
B
Retailer 18
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$1,417 USD
View
B
Retailer 19
-
$1,480 USD
£1,165 GBP
View
B
Retailer 20
-
$1,504 USD
View
Most Expensive
B
Brilliant Earth
19912193A · Oct 31
$1,840 USD
View
20 more retailers have this diamond
Prices start from $297 USDSave up to $1,543 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 Heart
$297 USD