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Heart|Lab Grown|UNKNOWN

0.66ct D SI1 Heart Lab Grown Diamond

ID • D/SI1 • UNKNOWN 47846805

Certificate UNKNOWN 47846805

Diamond specifications and retailer prices

From £1,069 GBP
$1,435 USD
As of November 1, 2026
1 retailer carries this diamond
Only listing: £1,069 GBP at Loose Grown Diamond
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Loose Grown Diamond

About this 0.66ct lab-grown heart diamond

This 0.66ct lab-grown heart sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by UNKNOWN 47846805. Listed at a single retailer as of November 1, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

0.66
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 47846805
Dimensions6.04 × 5.86 × 2.96 mm
L/W Ratio1.03
Top View
6.04 mm5.86 mm0.66 ctD / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateUNKNOWN 47846805
Side View
Table 61.4%CrownGirdlePavilionCuletDepth 49.0%

Caratlytics Score

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C
Average
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Price History

Last verified: Nov 1
Current: £1,069 GBP|Low: £949 GBP|High: £1,485 GBP|Avg: £1,112 GBP|-6.0%
September 30, 2026
Loose Grown Diamond£1,069 GBP

7 data points across 1 retailer

1 retailer

C
Loose Grown Diamond
47846805 · Nov 1
£1,069 GBP
$1,435 USD
View

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C
0.66ct Heart
£1,069 GBP