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Heart|Lab Grown|IGI

1.00ct F SI1 Heart Lab Grown Diamond

ID • F/SI1 • IGI LG805643885

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG805643885

Diamond specifications and retailer prices

From $210 SGD
As of November 6, 2026
Save $882 SGD (81%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,092 SGD at MOH London · As of November 4, 2026
View at MOH London

About this 1ct lab-grown heart diamond

This 1ct lab-grown heart sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG805643885 or 805643885. Listed at 17 retailers as of November 4, 2026, with prices from $210 to $1,092, a $882 spread on the same certified stone. MOH London lists it at $1,092. 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

1.00
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.4°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805643885
Dimensions6.86 × 6.49 × 3.96 mm
L/W Ratio1.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.86 mm6.49 mm1.00 ctF / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG805643885
Side View
Table 65.0%Crown 35.4°Girdle: MED-THKPavilion 39.6°Culet: NoneDepth 57.7%

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 6
Current: $1,092 SGD|Low: $185 SGD|High: $1,141 SGD|Avg: $507 SGD|-3.3%
MOH London
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 6, 2026
Retailer 7$191 SGD
Retailer 11$210 SGD
Retailer 5$222 SGD
Retailer 4$237 SGD
Retailer 16$261 SGD
Retailer 8$392 SGD
Retailer 2$397 SGD
Retailer 9$400 SGD
Retailer 13$432 SGD
Retailer 12$443 SGD
Retailer 6$549 SGD
Retailer 14$645 SGD
Retailer 15$731 SGD
Retailer 3$760 SGD
Retailer 10$795 SGD
MOH London$1,092 SGD

43 data points across 16 retailers

17 retailers$210 SGD to $1,092 SGD

Retailer 1
-
$191 SGD
Price last confirmed 14 days ago
A
Retailer 2
-
$210 SGD
View
Final sale: no returns
Retailer 3
-
$222 SGD
View
Price last confirmed 13 days ago
Retailer 4
-
$237 SGD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$261 SGD
View
A
Retailer 6
-
$392 SGD
View
A
Retailer 7
-
$397 SGD
View
A
Retailer 8
-
$400 SGD
View
B+
Retailer 9
-
$432 SGD
View
A
Retailer 10
-
$443 SGD
View
Retailer 11
-
$549 SGD
View
Price last confirmed 11 days ago
B+
Retailer 12
-
$605 SGD
View
B+
Retailer 13
-
$645 SGD
View
B
Retailer 14
-
$731 SGD
View
Retailer 15
-
$760 SGD
View
Price last confirmed 12 days ago
B+
Retailer 16
-
$795 SGD
View
Most Expensive
B
MOH London
LG805643885 · Nov 4
$1,092 SGD
£671 GBP
View
16 more retailers have this diamond
Prices start from $210 SGDSave up to $882 SGD

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
1.00ct Heart
$210 SGD