Heart|Lab Grown|IGI

1.55ct G VS1 Heart Lab Grown Diamond

EX • G/VS1 • IGI LG770667286

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG770667286

Diamond specifications and retailer prices

From €447 EUR
$499 USD
As of November 1, 2026
Save €621 EUR (58%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €1,067 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.55ct lab-grown heart diamond

This 1.55ct 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 LG770667286 or 770667286. Listed at 6 retailers as of October 29, 2026, with prices from €447 to €1,067, a €621 spread on the same certified stone. MOH London lists it at €1,067. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770667286
Dimensions7.00 × 8.08 × 4.86 mm
L/W Ratio1.15
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.00 mm8.08 mm1.55 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770667286
Side View
Table 60.0%Crown 34°Girdle: STK-THKPavilion 41.6°Culet: NoneDepth 60.1%

Caratlytics Score

How it works →
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: €1,067 EUR|Low: €424 EUR|High: €1,124 EUR|Avg: €645 EUR|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 5€447 EUR
Retailer 3€456 EUR
Retailer 2€501 EUR
Retailer 4€559 EUR
Retailer 6€898 EUR
MOH London€1,067 EUR

43 data points across 6 retailers

6 retailers€447 EUR to €1,067 EUR

A
Cheapest Retailer
-
€447 EUR
$499 USD
A
Retailer 2
-
€456 EUR
$509 USD
View
A
Retailer 3
-
€501 EUR
£441 GBP
View
B+
Retailer 4
-
€559 EUR
$624 USD
View
B
Retailer 5
-
€898 EUR
$1,003 USD
View
Most Expensive
B
MOH London
LG770667286 · Oct 29
€1,067 EUR
£939 GBP
View
5 more retailers have this diamond
Prices start from €447 EURSave up to €621 EUR

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
1.55ct Heart
€447 EUR