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Heart|Lab Grown|IGI

1.55ct E VS2 Heart Lab Grown Diamond

VG • E/VS2 • IGI LG737537003

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG737537003

Diamond specifications and retailer prices

From £306 GBP
$407 USD
As of October 27, 2026
Save £1,084 GBP (78%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,389 GBP at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

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 E colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG737537003 or 737537003. Listed at 7 retailers as of October 26, 2026, with prices from £306 to £1,389, a £1,084 spread on the same certified stone. Brilliant Earth lists it at £1,389. 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

1.55
Carat
E
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle32.9°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG737537003
Dimensions7.18 × 8.11 × 4.75 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.18 mm8.11 mm1.55 ctE / VS2
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG737537003
Side View
Table 67.0%Crown 32.9°Girdle: THN-STKPavilion 41.6°Culet: NoneDepth 58.6%

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: Oct 27
Current: £1,389 GBP|Low: £306 GBP|High: £1,434 GBP|Avg: £698 GBP|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 27, 2026
Retailer 6£306 GBP
Retailer 4£388 GBP
Retailer 5£420 GBP
Retailer 2£446 GBP
Retailer 7£946 GBP
Retailer 3£1,024 GBP
Brilliant Earth£1,389 GBP

36 data points across 7 retailers

7 retailers£306 GBP to £1,389 GBP

A
Cheapest Retailer
-
£306 GBP
$407 USD
B+
Retailer 2
-
£388 GBP
$517 USD
View
B+
Retailer 3
-
£420 GBP
$559 USD
View
B+
Retailer 4
-
£446 GBP
View
Retailer 5
-
£946 GBP
$1,260 USD
View
Price last confirmed 11 days ago
B
Retailer 6
-
£1,024 GBP
View
Most Expensive
C
Brilliant Earth
16370624Y · Oct 26
£1,389 GBP
$1,850 USD
View
6 more retailers have this diamond
Prices start from £306 GBPSave up to £1,084 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
1.55ct Heart
£306 GBP