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Heart|Lab Grown|IGI

1.67ct E VS2 Heart Lab Grown Diamond

EX • E/VS2 • IGI LG626456191

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG626456191

Diamond specifications and retailer prices

From £243 GBP
$323 USD
As of October 28, 2026
Save £858 GBP (78%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £1,100 GBP at Michael Trio · As of October 29, 2026
View at Michael Trio

About this 1.67ct lab-grown heart diamond

This 1.67ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG626456191 or 626456191. Listed at 6 retailers as of October 28, 2026, with prices from £243 to £1,100, a £858 spread on the same certified stone. Michael Trio lists it at £1,100. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.67
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG626456191
Dimensions8.20 × 8.20 × 7.33 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.20 mm8.20 mm1.67 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG626456191
Side View
Table 63.0%Crown 38.9°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 57.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: £1,100 GBP|Low: £243 GBP|High: £1,100 GBP|Avg: £539 GBP
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 4£243 GBP
Retailer 5£360 GBP
Retailer 3£360 GBP
Retailer 6£384 GBP
Retailer 2£811 GBP
Michael Trio£1,100 GBP

7 data points across 6 retailers

6 retailers£243 GBP to £1,100 GBP

A
Cheapest Retailer
-
£243 GBP
$323 USD
Final sale: no returns
A
Retailer 2
-
£360 GBP
$479 USD
View
A
Retailer 3
-
£360 GBP
$480 USD
View
A
Retailer 4
-
£384 GBP
HK$4,000 HKD
View
B
Retailer 5
-
£811 GBP
A$1,661 AUD
View
Most Expensive
B
Michael Trio
2872610470 · Oct 29
£1,100 GBP
SGD 1,980 SGD
View
5 more retailers have this diamond
Prices start from £243 GBPSave up to £858 GBP

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
1.67ct Heart
£243 GBP