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Heart|Lab Grown|GIA

1.55ct D SI1 Heart Lab Grown Diamond

ID • D/SI1 • GIA 2235410232

Shape and cutting style on the report: Cushion brilliant

Certificate GIA 2235410232

Diamond specifications and retailer prices

From £1,023 GBP
As of November 6, 2026
2 retailers carry this diamond
Most expensive: £2,443 GBP at Do Amore Diamonds · As of November 6, 2026
View at Do Amore 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2235410232. Listed at 2 retailers as of November 6, 2026. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.55
Carat
D
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 2235410232
Dimensions7.32 × 6.72 × 4.25 mm
L/W Ratio1.09
Culet sizeMedium
Key to symbols
Growth Remnant
Top View
7.32 mm6.72 mm1.55 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2235410232
Side View
Table 60.0%CrownGirdle: MED-STKPavilionCulet: MediumDepth 63.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 6
Current: £2,443 GBP|Low: £511 GBP|High: £2,600 GBP|Avg: £1,086 GBP|-6.0%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
September 26, 2026
Retailer 9£579 GBP
Retailer 4£640 GBP
Retailer 3£677 GBP
Retailer 7£717 GBP
Retailer 5£876 GBP
Retailer 6£1,015 GBP
Retailer 2£1,023 GBP
Retailer 8£1,410 GBP
Do Amore Diamonds£2,443 GBP

74 data points across 9 retailers

2 retailers

B
Cheapest Retailer
-
£1,023 GBP
Most Expensive
Do Amore Diamonds
24-A7359AB · Nov 6
£2,443 GBP
$3,270 USD
View
Price under review
1 more retailer has this diamond
Prices start from £1,023 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.

B
1.55ct Heart
£1,023 GBP