Heart|Lab Grown|IGI

1.51ct F VVS1 Heart Lab Grown Diamond

VG • F/VVS1 • IGI LGG1202216

Certificate IGI LGG1202216

Diamond specifications and retailer prices

From $259 USD
As of October 30, 2026
Save $931 USD (78%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,190 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 1.51ct lab-grown heart diamond

This 1.51ct lab-grown heart sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LGG1202216. Listed at 4 retailers as of October 30, 2026, with prices from $259 to $1,190, a $931 spread on the same certified stone. Taylor and Hart lists it at $1,190. 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

1.51
Carat
F
Color
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LGG1202216
Dimensions7.25 × 7.97 × 4.48 mm
L/W Ratio1.10
Top View
7.25 mm7.97 mm1.51 ctF / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LGG1202216
Side View
Table 49.0%CrownGirdlePavilionCulet: NoneDepth 56.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $606 USD|Low: $259 USD|High: $1,236 USD|Avg: $806 USD|+4.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Taylor and Hart
November 2, 2026
Retailer 3$259 USD
Retailer 1$606 USD
Retailer 2$740 USD
Taylor and Hart$1,190 USD
Retailer 4$1,236 USD

39 data points across 5 retailers

4 retailers$259 USD to $1,190 USD

A
Cheapest Retailer
-
$259 USD
Final sale: no returns
B+
Retailer 2
-
$606 USD
£477 GBP
View
B+
Retailer 3
-
$740 USD
A$1,139 AUD
View
Most Expensive
B
Taylor and Hart
A6GGBU4 · Oct 31
$1,190 USD
View
3 more retailers have this diamond
Prices start from $259 USDSave up to $931 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
1.51ct Heart
$259 USD