Heart|Lab Grown|IGI

1.51ct G VS2 Heart Lab Grown Diamond

VG • G/VS2 • IGI LG849623570

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG849623570

Diamond specifications and retailer prices

From $352 USD
As of November 1, 2026
Save $540 USD (61%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $892 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 G colour (near-colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG849623570 or 849623570. Listed at 5 retailers as of October 31, 2026, with prices from $352 to $892, a $540 spread on the same certified stone. Taylor and Hart lists it at $892. 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
G
Color
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849623570
Dimensions7.05 × 7.79 × 4.59 mm
L/W Ratio1.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.05 mm7.79 mm1.51 ctG / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849623570
Side View
Table 61.0%Crown 33.3°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 58.9%

Caratlytics Score

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

Last verified: Nov 1
Current: $482 USD|Low: $352 USD|High: $892 USD|Avg: $531 USD|+3.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Taylor and Hart
November 1, 2026
Retailer 3$352 USD
Retailer 2$440 USD
Retailer 4$474 USD
Retailer 1$482 USD
Taylor and Hart$892 USD

11 data points across 5 retailers

5 retailers$352 USD to $892 USD

B+
Cheapest Retailer
-
$352 USD
A
Retailer 2
-
$440 USD
€419 EUR
View
B+
Retailer 3
-
$474 USD
View
B+
Retailer 4
-
$482 USD
£379 GBP
View
Most Expensive
B
Taylor and Hart
SGHU8ML · Oct 31
$892 USD
View
4 more retailers have this diamond
Prices start from $352 USDSave up to $540 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
$352 USD