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Heart|Lab Grown|IGI

1.37ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG812625421

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG812625421

Diamond specifications and retailer prices

From £159 GBP
$213 USD
As of October 30, 2026
Save £1,364 GBP (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,523 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.37ct lab-grown heart diamond

This 1.37ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG812625421 or 812625421. Listed at 15 retailers as of October 29, 2026, with prices from £159 to £1,523, a £1,364 spread on the same certified stone. Do Amore Diamonds lists it at £1,523. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.37
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812625421
Dimensions7.77 × 6.87 × 4.44 mm
L/W Ratio1.13
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.77 mm6.87 mm1.37 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812625421
Side View
Table 59.0%Crown 35.8°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 57.1%

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: Oct 30
Current: £1,523 GBP|Low: £152 GBP|High: £1,575 GBP|Avg: £558 GBP|-3.3%
Do Amore Diamonds
Retailer 2
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Retailer 11
Retailer 12
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Retailer 17
October 31, 2026
Retailer 3£159 GBP
Retailer 7£184 GBP
Retailer 17£184 GBP
Retailer 6£296 GBP
Retailer 8£319 GBP
Retailer 13£322 GBP
Retailer 5£338 GBP
Retailer 2£450 GBP
Retailer 11£530 GBP
Retailer 9£567 GBP
Retailer 10£605 GBP
Retailer 12£630 GBP
Retailer 16£635 GBP
Retailer 4£699 GBP
Retailer 14£851 GBP
Retailer 15£876 GBP
Do Amore Diamonds£1,523 GBP

25 data points across 17 retailers

15 retailers£159 GBP to £1,523 GBP

A
Cheapest Retailer
-
£159 GBP
$213 USD
A
Retailer 2
-
£184 GBP
$246 USD
View
Final sale: no returns
A
Retailer 3
-
£184 GBP
$247 USD
View
A
Retailer 4
-
£296 GBP
HK$3,100 HKD
View
A
Retailer 5
-
£322 GBP
$431 USD
View
A
Retailer 6
-
£338 GBP
$453 USD
View
B+
Retailer 7
-
£450 GBP
A$928 AUD
View
B+
Retailer 8
-
£530 GBP
A$1,093 AUD
View
B+
Retailer 9
-
£605 GBP
$810 USD
View
B+
Retailer 10
-
£630 GBP
A$1,298 AUD
View
B
Retailer 11
-
£635 GBP
$851 USD
View
B
Retailer 12
-
£699 GBP
$936 USD
View
B
Retailer 13
-
£851 GBP
SGD 1,540 SGD
View
B
Retailer 14
-
£876 GBP
View
Most Expensive
B
Do Amore Diamonds
27-FCF1E8ECD · Oct 29
£1,523 GBP
$2,040 USD
View
14 more retailers have this diamond
Prices start from £159 GBPSave up to £1,364 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
1.37ct Heart
£159 GBP