Heart|Lab Grown|IGI

1.72ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG537225791

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG537225791

Diamond specifications and retailer prices

From $1,340 USD
As of October 30, 2026
Save $1,655 USD (55%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,417 USD at Loose Grown Diamond · As of October 27, 2026
View at Loose Grown Diamond

About this 1.72ct lab-grown heart diamond

This 1.72ct lab-grown heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG537225791 or 537225791. Listed at 16 retailers as of October 30, 2026, with a 124% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.72
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG537225791
Dimensions8.40 × 7.70 × 4.68 mm
L/W Ratio1.09
Girdle conditionFaceted
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
8.40 mm7.70 mm1.72 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG537225791
Side View
Table 62.5%Crown 34.5°Girdle: MED-THKPavilion 40.1°Culet: NoneDepth 55.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $4,417 USD|Low: $1,340 USD|High: $7,686 USD|Avg: $4,223 USD|+0.6%
Loose Grown Diamond
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 9$1,340 USD
Retailer 11$2,442 USD
Retailer 4$2,657 USD
Retailer 5$2,734 USD
Retailer 12$2,833 USD
Retailer 3$3,894 USD
Retailer 2$3,902 USD
Retailer 10$4,247 USD
Loose Grown Diamond$4,417 USD
Retailer 6$5,208 USD
Retailer 8$7,065 USD
Retailer 13$7,565 USD
Retailer 7$7,625 USD

43 data points across 13 retailers

16 retailers$1,340 USD to $2,995 USD

B+
Cheapest Retailer
-
$1,340 USD
B
Retailer 2
-
$2,442 USD
View
B
Retailer 3
-
$2,657 USD
View
B
Retailer 4
-
$2,734 USD
View
Final sale: no returns
B
Retailer 5
-
$2,833 USD
View
Retailer 6
-
$2,833 USD
View
Price last confirmed 18 days ago
B
Retailer 7
-
$2,995 USD
View
Retailer 8
-
$3,894 USD
View
Price under review
Retailer 9
-
$3,902 USD
£3,073 GBP
View
Price under review
Retailer 10
-
$4,247 USD
View
Price under review
Most Expensive
Loose Grown Diamond
537225791 · Oct 26
$4,417 USD
View
Price under review
10 more retailers have this diamond
Prices start from $1,340 USDSave up to $1,655 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.

B+
1.72ct Heart
$1,340 USD