Heart|Lab Grown|IGI

0.51ct G VVS2 Heart Lab Grown Diamond

ID • G/VVS2 • IGI LG848699405

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG848699405

Diamond specifications and retailer prices

From $138 USD
As of November 5, 2026
Save $336 USD (71%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $474 USD at Taylor and Hart · As of November 4, 2026
View at Taylor and Hart

About this 0.51ct lab-grown heart diamond

This 0.51ct lab-grown heart sits in the half to three-quarter carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG848699405 or 848699405. Listed at 5 retailers as of November 4, 2026, with prices from $138 to $474, a $336 spread on the same certified stone. Taylor and Hart lists it at $474. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
G
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.2°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848699405
Dimensions5.13 × 5.62 × 3.13 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
5.13 mm5.62 mm0.51 ctG / VVS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG848699405
Side View
Table 65.0%Crown 33.2°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 55.7%

Caratlytics Score

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

Last verified: Nov 5
Current: $138 USD|Low: $138 USD|High: $474 USD|Avg: $349 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Taylor and Hart
November 5, 2026
Retailer 1$138 USD
Retailer 3$251 USD
Retailer 2$363 USD
Retailer 4$373 USD
Taylor and Hart$474 USD

2 data points across 5 retailers

5 retailers$138 USD to $474 USD

A
Cheapest Retailer
-
$138 USD
B+
Retailer 2
-
$251 USD
View
B
Retailer 3
-
$363 USD
View
B
Retailer 4
-
$373 USD
View
Most Expensive
B
Taylor and Hart
9F45Z3B · Nov 4
$474 USD
View
4 more retailers have this diamond
Prices start from $138 USDSave up to $336 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
0.51ct Heart
$138 USD