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Heart|Lab Grown|IGI

1.55ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG761533974

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG761533974

Diamond specifications and retailer prices

From £182 GBP
As of November 2, 2026
Save £813 GBP (82%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £995 GBP at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG761533974 or 761533974. Listed at 25 retailers as of November 2, 2026, with prices from £182 to £995, a £813 spread on the same certified stone. Reve Diamonds lists it at £995. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG761533974
Dimensions7.45 × 7.81 × 4.64 mm
L/W Ratio1.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.45 mm7.81 mm1.55 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG761533974
Side View
Table 63.0%Crown 36.6°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 59.4%

Caratlytics Score

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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 2
Current: £478 GBP|Low: £175 GBP|High: £917 GBP|Avg: £421 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 7, 2026
Retailer 2£182 GBP
Retailer 8£203 GBP
Retailer 6£211 GBP
Retailer 4£226 GBP
Retailer 9£226 GBP
Retailer 3£318 GBP
Retailer 13£365 GBP
Retailer 12£382 GBP
Retailer 11£422 GBP
Retailer 7£470 GBP
Retailer 1£478 GBP
Retailer 16£525 GBP
Retailer 14£727 GBP
Retailer 10£808 GBP
Retailer 15£903 GBP
Retailer 5£917 GBP

45 data points across 16 retailers

25 retailers£182 GBP to £995 GBP

A
Cheapest Retailer
-
£182 GBP
A
Retailer 2
-
£203 GBP
View
Final sale: no returns
A
Retailer 3
-
£211 GBP
View
A
Retailer 4
-
£226 GBP
View
A
Retailer 5
-
£226 GBP
View
A
Retailer 6
-
£226 GBP
View
B+
Retailer 7
-
£318 GBP
View
A
Retailer 8
-
£365 GBP
View
A
Retailer 9
-
£382 GBP
View
B+
Retailer 10
-
£410 GBP
View
B+
Retailer 11
-
£422 GBP
View
B+
Retailer 12
-
£470 GBP
View
B+
Retailer 13
-
£478 GBP
View
Retailer 14
-
£525 GBP
View
Price last confirmed 11 days ago
B+
Retailer 15
-
£573 GBP
View
B
Retailer 16
-
£706 GBP
View
B
Retailer 17
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£725 GBP
View
B
Retailer 18
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£727 GBP
View
B
Retailer 19
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£729 GBP
View
B
Retailer 20
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£763 GBP
View
B
Retailer 21
-
£808 GBP
View
Retailer 22
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£823 GBP
View
Price last confirmed 130 days ago
B
Retailer 23
-
£903 GBP
View
B
Retailer 24
-
£917 GBP
View
Most Expensive
B
Reve Diamonds
6A9678F5B · Nov 6
£995 GBP
$1,332 USD
View
24 more retailers have this diamond
Prices start from £182 GBPSave up to £813 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
£182 GBP