Heart|Lab Grown|IGI

1.73ct G VVS2 Heart Lab Grown Diamond

VG • G/VVS2 • IGI LGG1215717

Certificate IGI LGG1215717

Diamond specifications and retailer prices

From $293 USD
As of November 1, 2026
Save $1,025 USD (78%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,318 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

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 G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LGG1215717. Listed at 6 retailers as of October 31, 2026, with prices from $293 to $1,318, a $1,025 spread on the same certified stone. Taylor and Hart lists it at $1,318. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.73
Carat
G
Color
VVS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LGG1215717
Dimensions7.48 × 8.32 × 4.71 mm
L/W Ratio1.11
Top View
7.48 mm8.32 mm1.73 ctG / VVS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LGG1215717
Side View
Table 55.0%CrownGirdle: STK-UNDPavilionCulet: NoneDepth 56.6%

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 1
Current: $634 USD|Low: $293 USD|High: $1,395 USD|Avg: $799 USD|+3.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Taylor and Hart
November 2, 2026
Retailer 4$293 USD
Retailer 2$409 USD
Retailer 5$485 USD
Retailer 1$634 USD
Retailer 3$834 USD
Taylor and Hart$1,318 USD
Retailer 6$1,395 USD

40 data points across 7 retailers

6 retailers$293 USD to $1,318 USD

A
Cheapest Retailer
-
$293 USD
Final sale: no returns
A
Retailer 2
-
$409 USD
£322 GBP
View
A
Retailer 3
-
$485 USD
View
B+
Retailer 4
-
$634 USD
£499 GBP
View
B+
Retailer 5
-
$834 USD
A$1,283 AUD
View
Most Expensive
B
Taylor and Hart
QPDGMXV · Oct 31
$1,318 USD
View
5 more retailers have this diamond
Prices start from $293 USDSave up to $1,025 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
$293 USD